Disclosure 403-2 Types of injury and rates of injury, occupational diseases, lost days, and absenteeism, and number of work-related fatalities 8 Disclosure 403-3 Workers with high incidence or high risk of diseases related to their occupation 10 Disclosure 403-4 Health and safety topics covered in formal agreements with trade. 8 cases per 1,000 patients in 2008 to 0. Severity Rate is the total number of days lost or charged per million-employee hours of exposure. S. Since frequency rate F, is based on the First-Aid injuries reportable to the statutory authorities, it ma) be used for official purposes only. The previous year, 1997, had passed without a single lost time injury and. 4%) were minor injuries. This may involve training or guidelines on the transfer of patients to the most appropriate facility. 1-866-777-1360 M-F 6am - 4pm PST AIFR = (Reported injuries x 200,000) / Employee total hours worked. An LTI refers to any injury sustained by an employee that results in them missing at least one full day of work after the day the injury occurred. b) Angka keparahan kecelakaan kerja (Safety Rate) SR = Jumlah hari kerja yang hilang x 1. A simple formula for calculating accident incidence (frequency) is to: Take the total number of recordable incidents for the year from your OSHA 300. AS 1885. However, because of the corresponding increase in hours worked, these remain below the historical average per hour. 7 The difference may be explained by the different way of calculating the injury incidence rate. Calculating Injury Incidence Rates Using Control Charts for Measuring Performance Improvement. MTI = Medical treatment. au. Transcribed image text: Over the course of one year, a firm with 25 employees has 2 medical treatment injuries, as well as one additional injury in which the employee loses three days from work. The fatal work injury rate was 3. 2 missed games per club per season. Annual Sharps Injury Rate = 45 sharps injuries = 0. 38 0. 7%) were disabling injuries, 49 (0. Third, incidence rates of missed pelvis and hip injuries have decreased over the last three decades (1980-Present). • Disclosure 403-9 Work-related injuries • Disclosure 403-10 Work-related ill health. When the work-related criteria have been met, compare the employee injury to the Serious Injury criteria listed below to determine if the injury is deemed “Serious. comparable across any industry or group. of loss time injuries X 1,000,000) / No. Some good workplace surveys back in the early 2000's show some of the MTIFR results for the chemical and plastics injuries, where they averaged between 9. During hospitalization, the approximate incidence rate of acute kidney injury is 2% to 5%, and it develops in up to 67% of patients admitted to the intensive care unit. April 2, 2023. A good TRIR is less than 3. It is expressed as the number of injuries per 1 000 persons employed. The 200,000 figure in the formula represents the number of hours 100 employees working 40 hours per week, 50 weeks per year would work, and provides the. NONFATAL, DAYS LOST (NFDL) cases (occupational injuries that result in loss of one or more days from the employee's scheduled work, or days of limited or restricted activity while at work); NO DAYS LOST (NDL) cases (occurrences requiring only medical treatment - beyond first aid). The result is then multiplied by 200,000. Lost Tim Injury Frequency Rate (LTIFR) Digunakan untuk mengetahui banyaknya kecelakaan kerja per satu juta jam kerja orang akibat kecelakaan selama periode 1 tahun. of Workers No. 001295. The adjusted estimates for a particular characteristic, such as injury and illness cases involving days away from work, are aggregated to the appropriate level of industry detail. Workplace Injury Rate3 395 344 Fatal Injury rate 1. S. Preventable adverse events are a leading cause of death in the United States. Design. Fatalities 2. The LTIFR calculation is the same as the LTIR formula, but the 200,000 figure is replaced with 1,000,000 in this mathematical calculation. 1 medical treatment cases per 1,000,000 hours worked. 687 for novice gymnasts. Measuring your LTIFR is actually easier than you think. 056 sharps injuries per FTE . This measure expresses the days actually lost due to temporary total disabilities and the days charged (arbitrarily by an ANSIThe 3-year injury incidence rate of 68. 2013) tools are two such efforts. AIFR = (Reported injuries x 200,000) / Employee total hours worked. A lost time accident is an accident occurring at work that results in at least one day's absence from work, not including the day that the accident occurred. To convert this to an incidence rate just substitute the number of employees for the number of hours. Lost Time Case Rate. The Lost time injury frequency rate ( LTIFR) calculator is a data tool that helps you compare one aspect of the work health and safety performance of your organisation against industry benchmarks. 000 Jumlah total jam kerja. 8 cases per 1,000 patients in 2012 (Padula et al. We use a rolling 12-month record of LTIs (lost time injuries), LTI frequency rates (FRs), MTIs (medical treatment injuries) and MTIFRs. 20 Days Lost (RWI) 23. 5%) were disabling injuries, 44 (0. Pressure injuries (PIs) present a significant economic burden to health care systems and may substantially reduce a person's quality of life by affecting physical and emotional health and social well‐being. ” (Each case should be counted only once. Medical treatment injuries 3. 95 2. Enter N = Number of Recordable Injuries and/or Illnesses in One Year EH = Total Number of Hours Worked by all Employees in One Year 200,000 =. the total number of fatalities, lost time injuries, medical treatment injuries and restricted work injuries occurring. Monthly injury incidence rate for middle and long-distance runners was highest in October (26. Sign in. 2019;27:21–26. Medical treatment injuries; If you calculate each of these categories individually, then you can roll them into the AIFR rate to calculate. Introduction. It provides an accurate representation of the frequency and severity of workplace injuries and is commonly used in various industries to assess. Safety pyramids can be used to compare the shape of a company’s incident triangle. The total hours worked in this period (for all employees) was 800,000. The ICMM database defaults to calculating frequency rates based on million hours worked, but can also be set to calculate rates per 200,000. Incidence is the rate of new cases or events over a specified period for the population at risk for the event. A 65-employee firm has the following. 00 0. Calculating Total Recordable Incidence Rate (TRIR) If you would like to calculate your establishment's nonfatal injury and illness incidence rate(s), we have an incidence rate calculator on our website that might be helpful: This tool can be used by establishments of all sizes in any industry. This is the number of injuries per million hours worked. 1 0. Algorithm refinements in these and other tools are now possible due to the . According to the most comprehensive study to date on the estimated global incidence of TBI, more than 27 million new cases of people with medically treated TBI occurred in 2016, for an age-standardized incidence of 369 per 100,000 world population (James et al. TRIFR or the total recordable injury frequency rate is the number of fatalities, lost time injuries, substitute work and other injuries requiring treatment by a medical professional per million hours worked. f 10. Table of Contents Section Contents Page 1. 0% Stage 1 PI treatment cost per case $2,000 Stage 2 PI treatment cost per case $8,000 Late-stage PI treatment cost per case $18,000Serious injury outcome indicators measures the number and rate of serious injury events in New Zealand each year, for the whole population, Māori, and children. 1. It’s a ratio of injuries of a certain severity (termed recordable injuries) to hours worked. 2. References: 1. Using this TRIFR calculation formula, the result is the total recordable injury frequency rate. Using this TRIFR calculation formula, the result is the total recordable injury frequency rate. Total number of occupational injuries. Frequency Rate is the total number of disabling injuries per million-employee hours of exposure. 0 Scope 1 3. To do this: Enter all relevant data about each employee into an Excel spreadsheet or similar program; Calculate the total number of accidents occurring during each year by dividing it by 1000 (or any other unit you use); This gives you an idea as to how many times per day or week someone will have an accident while at work. The principles of ATLS (Advanced Trauma Life Support) may also be adopted. These formulas are used to calculate other safety indicators as well as LTIFR there are Medical Treatment Injuries (MTI), another is significant injuries which are often categorized as LTIs plus MTIs. Thus, the solution from the incidence rate definition is: 1 / 50,000 * 100,000 = 2. A single injury or illness has a much greater effect on incidence rates in small establishments than on larger. accident frequency rate calculation excel. Lost time and disabling injury frequency rate The number of lost time injuries/diseases and disabling injuries per million hours worked. Q1 ) A firm has 200 employees. 22 1. The final size is small scale rioting, which is similar in size to the Bradford and Oldham riots in 2001. The method for calculating the LTIFR is: the number of lost time injuries in an accounting period, divided by the total number of hours worked in the same period,. 3 per 1000 match hours. Using this TRIFR calculation formula, the result is the total recordable injury frequency rate. in. Medical treatment injuries Those incidents, which were not lost time injuries or disabling injuries, for which first aid and/or medical treatment was required by a doctor, nurse or person qualified to give. 000. KPI formula - The formula you can use to calculate this particular KPI at your company or on. 2%) were minor injuries. The overall injury incidence rate for all athletes was highest in October (22. Medical treatment injury frequency rate is simply the rate at which medical treatment injuries have occurred over a specific period of time,. The formula can also be multiplied by 1,000,000 to get the injury frequency. Calculating TRIFR. The calculation is based upon the number of lost. • Total Injury Frequency Rate (TIFR). Each year, more than 2. Take the number from Step 3 and divide it by the number from Step 2. Please use the following calculation to determine your organisation s Total Recordable Injury Frequency Rate (TRIFR) in response to this question: TRIFR = (LTI+MTI+RWI) x 1,000,000 Hours worked Definitions: Lost Time Injury (LTI): A work related Injury that results in a loss of one or more complete work days/shifts Medical Treatment Injury. (N/EH) x 200,000 <class=bold>=. falls per . 05/1000 per year in chronic diseases. During the year, there are seven first-aid cases, three medical-treatment injuries, an accident in which an injured employee. An injury frequency rate is the number of injuries per 1,000,000 employee-hours worked. 1 See Target 8. The overall injury incidence in the 2015 season was 41. gov. In medicine, the incidence is commonly the newly identified cases of a disease or condition per. [2] Medical treatment may include a procedure, surgery, or medication. Click here to start a free software trial and see how easy our incident management software is to use. On the other end of the spectrum, some companies had a perfect 0 TRIFR, while WorleyParsons. 33 0. Some people confuse this formula with the formula for lost time injuries, but the total recordable injury frequency rate includes all injuries requiring medical treatment from a medical professional - which in theory means that it will be a larger number. TRIFR = { (LTI + MTI + RWI) x 1,00,000} / Hours Worked Were, LTI is a Lost Time Injury (a work-related injury resulting in the loss of one or more complete. What we have calculated is the incidence rate. The Lost Time Injury Fatality Rate calculator can now be seen on the Data website. 1 Recording decision tree 10 3. Using this TRIFR calculation formula, the result is the total recordable injury frequency rate. Manual reviews of the medical record collected information on patient characteristics, accident details, and clinical information. The LTIFR is the average number of. 3 cases in 2018. This includes the cumulative hours worked by all. However, this reduction is marginal, and the injury rate appears to plateauing. Surveys of healthcare personnel indicate that 50% or more do not report their occupational percutaneous. The output of this all injury frequency rate calculation is your AIFR 'score' and indicates how many injuries are suffered when standardised across 100 employee working 40 hours per week for one year. TRIR Calculating: Learn about whereby to reckon choose Total Recording Accident Pricing. Background: The present study assesses the frequency of injury in Europe’s top-level judokas, during top-level competitions, and defines risk factors. Illness resulting in one week loss work day = 1. Lost Time Injury Frequency Rate (LTIFR) LTIFR refers to the number of lost time injuries that happen per million hours worked. Multiply that number by 200,000, which represents the number of hours worked by 100 full-time employees, 40 hours per week for 50 weeks per year. The calculation is based upon the number of lost time injures within a given period divided by the total number of hours worked in that period. 13 1. 90 in 2021. Revised and redesignated as Joint Standard AS 1885. 61 1. Total Case Incident Rate (OSHA Recordable Incident Rate) TCIR. Jumlah lembur 20. 0% and a. Divide the total number of lost time injuries in a certain time period by the total number of hours worked in that period, then multiply by 200,000 to get the LTIR. 13 1. In addition, although CDC estimates are adjusted for it, the importance of underreporting must be acknowledged. 6 1. 1 per 1000 hours. The medical term for this condition is herniation of the nucleus pulposus. Common leading safety indicators include safety training and. 86 17. (termed recordable injuries) to hours worked. occupied bed days • Injurious . 3. Non-disabling injuries (medical treatment): Disability which requires first-aid or medical attention of any kind and which does not result in lost workdays. 2. Some people confuse this formula with the formula for lost time injuries, but the total recordable injury frequency rate includes all injuries requiring medical treatment from a medical professional - which in theory means that it will be a larger number. academic medical centers, HAPI Stage 3 and 4 incidence rates decreased from 11. Let’s say you have the following data: Total injuries: 5; Total hours worked: 250,000; Using the formula: MTI = (5 / 250,000) * 1,000,000 = 20 MTI The injury frequency rate formula and calculation Calculating your all injury frequency rate is relatively straightforward when using the right formula and keeping track of injuries efficiently. 00 1. au. Don’t overlook the often-hidden and indirect costs of worker injuries. 5%. The LTIFR is the average. 51: For the purpose of this Rule, the following terms are. (Learn more about Calculating Your Company's Lost Time Injury Frequency Rate) How to Calculate Your DART Rate. 20 Days Lost (RWI) 23. Man Hours :. 26 For the year 2001, a firm with 25 employees has two medical-treatment injuries, plus one injury in which the worker lost 3 days of work. The total recordable injury frequency rate (TRIFR), or total recordable injury rate, is the number of fatalities, lost time injuries, alternate work, and other injuries requiring medical treatment per. 77, 10% higher than in 2020 (0. What Does Total Recordable Frequency (TRF) Mean? Total recordable frequency (TRF) refers to the rate of repetition of all workplace related death, sickness and injuries that cause unconsciousness, limit work, movement, performance, result in job cessation, transfer to another job, or which require medical treatment or first aid. 95 2. 2) Injury Severity Rate = (No. KPI meaning - A one or two sentence description of what this safety KPI is used for. Bureau of Labor Statistics to compare your rate with the same business group. Any patient who undergoes treatment may. 27: A firm has 62 employees. Monitor your Safety Leading and Lagging indicators: evaluate safety proactive and preventive actions like HSE training or equipment. 79), reported in the prospective cohort study of Kenny et al. View the full answer. Injury Classification Guidelines, Curtin University. 5 cases per 10,000 FTE workers in 2019, down from 7. The 2020 DIFR for the federal jurisdiction is 7. 35 which was an improvement on 2. 0 Objective 1 2. To calculate the incidence rate, we use this incidence rate calculator: Total number of new cases = 1; and; Total population at risk = 50,000. , 2011 ). Complete the table and calculate the following: (a) Total injury incidence rate (b) Total illness incidence rate (c). 2. Let’s say you have the following data: Total injuries: 5; Total hours worked: 250,000; Using the formula: MTI = (5 / 250,000) * 1,000,000 = 20 MTIThe output of this all injury frequency rate calculation is your AIFR 'score' and indicates how many injuries are suffered when standardised across 100 employee working 40 hours per week for one year. by achieving a reduction in Total Recordable Case. A simple formula for calculating accident incidence (frequency) is to: Take the total number of recordable incidents for the year from your OSHA 300. 92 3. Appendix B outlines the recordability of medical aid cases versus first aids cases. Question: er 2 Development of the Safety and Health Function 2. One that is work related and requires medical treatment. F = (Number of First-Aid injury x 1000000) / Number of manhours worked. 94%. Calculating Lost Time Injury Frequency Rate The formula is as follows: ([Number of lost time injuries in the reporting period] x 1,000,000) / (Total hours worked in the reporting period). 1 1990/NS 002-1990. • Within private industry, the DAFW incidence rate for men decreased from 94. 26 For the year 2015, a firm with 30 employees has three medical-treatment injuries, plus one injury in which the worker lost 6 days of work. So when comparing rates, you have to be careful about which calculation method is used. High Incidence Rate in Facilities 2. Communicating trends in pressure injury rates to key stakeholders. health care personnel experienced seven times the national rate of musculoskeletal disorders compared with all other. 3 and 9. A recordable incident is any work-related injury and illness that result in death, loss of consciousness, days away from work, restricted work activity, transfer to another job, or medical treatment beyond. Question: q3 ) A firm has 200 employees. 25 Restricted Work Injury 0. A firm has 62 employees. : Frequency Rate (FR) = (Number of Recordable Incidents / Total Hours Worked) x 1,000,000 Frequency Rate (FR) = (20 / 500,000) x 1,000,000 Frequency Rate (FR) = 40. Critical Injury Research;. The formula can also be multiplied by 1,000,000 to get the injury frequency. 1%) were fatal injuries and 21,176 (57. A lost time injury is an injury sustained on the job by worker that results in the loss of productive work time. 6%, slightly lower than the rate reported for mechanics working in combat service support units. This is a decrease of 288 total injuries from 2020 (37,024). This is a measure of all reportable injuries - lost time injuries, restricted work injuries and medical treatment cases - per 200,000 hours worked. Lost Time Injury, Medical Treatment, First Aid Treatment, Near Miss. The number 200,000 is used because it is the total number of hours 100 employees would work in a year (100 workers x 40 hours x 50 weeks). of Occupational Disease Cases workersThe output of this all injury frequency rate calculation is your AIFR 'score' and indicates how many injuries are suffered when standardised across 100 employee working 40 hours per week for one year. 0-5. It is an indicator of the state of health and safety at a workplace. The formula for calculating the severity rate is: Severity Rate = (Number of Lost Workdays + Number of Restricted Workdays) * 200,000 / Total Hours Worked. We would like to show you a description here but the site won’t allow us. Some people confuse this formula with the formula for lost time injuries, but the total recordable injury frequency rate includes all injuries requiring medical treatment from a medical professional - which in theory means that it will be a larger number. The gender difference between male and female injury burden is shown in Fig. 7. The lost time injury rate (LTIR) is calculated using a simple formula, where the total number of lost time injuries in a given period is divided by the total number of hours worked in that period and then multiplied by 200,000. A lost time injury refers to any injury sustained on the job by an employee which results in that employee being absent from at least a full day of work. 5. The output of this all injury frequency rate calculation is your AIFR 'score' and indicates how many injuries are suffered when standardised across 100 employee working 40 hours per week for one year. Step 2: Determine the Total Hours Worked. Incidence Rate: A measure of the frequency with which a disease occurs in a population over a specified time period. 39Figure 2: Total Recordable Injury Frequency Rate 2017-2022. Our accident calculator uses the following incidence rate formula: TRIR = (Number of recordable injuries × 200000) / Hours worked. 54 per 100,000 population. 33 2. 94 in 2020 to 2. In recent years, attention has been focused on the prevention and treatment of sports injuries. 6. This means that for every one million hours worked in the facility,. Calculate the injury incidence rate and the LWDI. Image: Photograph shows a medical provider writing and using laptop. (c) Is this a very dangerous industry? For the year 2001, a firm with 25 employees has two medical-treatment injuries, plus one injury in which the worker lost 3 days of work. Medical information at dayofdifference. Total injury incidence rate = ((2+1) x 200,000) / (25 x 2000). The calculation is based upon the number of lost time injures within a given period. 86 17. Analysis and Incidence Calculation of Snowmobile Injuries Identified in a Rural Wisconsin Health Care System Over Five Years. The rate relates those injuries/illnesses to the employee-hours worked during the period and expresses the number of such injuries/illnesses in terms of a millionman-hour unit by the use of the formula: Disabling Injury/IllnessNumber of Disabling Injury/Illness x 1,000,000 Frequency Rate (FR)= Employees-hours of exposure The frequency rate. 3. . 54 1. • Number of all Injuries inclusive of first aid, medical treatment, and lost time • Number of Near Hits. 1% to 418. The time off does not include the day of the injury. Safe Work Australia is proud to announce the full release of our data website, data. Medical treatment injuries Those incidents, which were not lost time injuries or disabling injuries, for which first aid and/or medical treatment was required by a doctor, nurse or person qualified to give. 72 2. Rates Lost time injury frequency rate (LTIFR) The number of LTIs (including fatalities) per million hours worked. INTRODUCTION. Out of the total number of injuries reported in 2021, 16,342 (44. calculation when taken over a twelve month period combined with the limited set of ,6. 1. 60 in FY21. Rates Lost time injury frequency rate (LTIFR) The number of LTIs (including fatalities) per million hours worked. Of the total number of injuries in 2020, 15,799 (42. Measuring pressure injury prevention practices. [1] An AE is a harmful and negative outcome that happens when a patient has been provided with medical care. This study estimated global TBI. Now, you are probably wondering what makes a strong TRIR. We would like to show you a description here but the site won’t allow us. 3. Definitions 3. 00 0. 38 1. 1 14. The rate can be calculated using lost time injuries, and compared to the calculation using medical treatment injuries. Calculate the injury incidence rate and the LWDI. Setting. Some people confuse this formula with the formula for lost time injuries, but the total recordable injury frequency rate includes all injuries requiring medical treatment from a medical professional - which in theory means that it will be a larger number. First Aid = 10 hari. And voila! An injury frequency rate is the number of injuries per 1,000,000 employee-hours worked. 27 A firm has 62 employees. Readmission rate 22. e. For example, if you you were to calculate the frequency rate of lost. Formula. F = (Number of First-Aid injury x 1000. An incident rate calculates the number of recordable incidents per hour worked. 5-5. Context. S. The output of this all injury frequency rate calculation is your AIFR 'score' and indicates how many injuries are suffered when standardised across 100 employee working 40 hours per week for one year. 47 Near Miss Report Frequency Rate 3 Workers Died. We would like to show you a description here but the site won’t allow us. 07The lost time injury severity rate calculation is: Total number of lost workdays/Total number of OSHA recordable incidents. Please use the following calculation to determine your organisation s Total Recordable Injury Frequency Rate (TRIFR) in response to this question: TRIFR = (LTI+MTI+RWI) x 1,000,000 Hours worked Definitions: Lost Time Injury (LTI): A work related Injury that results in a loss of one or more complete work days/shifts Medical Treatment Injury. Downer’s Total Recordable Injury Frequency Rate (TRIFR) for FY22 was below target at 2. A death as a result of a work-related incident. The LTIFR calculation is that same as the LTIR procedure, but the 200,000 figure is replaced about 1,000,000 inches this mathematical calculation. AHRQ reports an increased pressure injury rate between 2014‐2017; it is the only. 72 3. (OSHA requires accident rates to. (b) LWDI rate. occupational injuries and disease known as the Workplace injury and disease recording standard _____ AS 1885. In addition to other CrossFit-specific reports, the rate of injury fell within the range of injury incidence in related sports. 4 and 14. It is intended to serve as a manual of best practices for. For example, if you had 1 recordable incident out of 10,000 hours worked in a year. 15) and lost time injury frequency (1. Track safety leading indicators, fatalities, lost time, restricted/job transfer, medical treatment injuries, recordable incident frequency and severity rate etc. 0% for the cohort. Please use the following calculation to determine your organisation s Total Recordable Injury Frequency Rate (TRIFR) in response to this question: TRIFR = (LTI+MTI+RWI) x 1,000,000 Hours worked Definitions: Lost Time Injury (LTI): A work related Injury that results in a loss of one or more complete work days/shifts Medical Treatment Injury. An increase was observed in the number of lost workdays and the number of medical treatment injuries in 2021. Total Recordable Injury Frequency Rate (TRIFR) This frequency rate measures the frequency of recordable injuries i. 84 1. Fall-Related Injury Rates. Where: Severity Rate is the rate that indicates the severity of workplace injuries and illnesses. The total injury incidence rate was 70. Examples of TRIFR in a sentence. Using the medical treatment injury frequency rate enables companies to measure medical. Ice hockey is a high intensity sport where players can reach speeds of up to 48 kph []. The report presents contributing IOGP Members’ global results for these. This would mean there were 2 recordable injuries for. They take a few weeks off to undergo in-patient treatment. There are many ways to measure fall and fall-related injury rates. The Lost Time Injury Fatality Rate calculator can now be seen on the Data website. 1997) and the Casualty Incidence Rate Calculator & Injury Type(Zouris et al. LTIR = (LTIs / hours worked) x. 35 0. 4. The formula is as follows: ( [Number of lost time injuries in the reporting. Please visit the website and fill out the short online questionnaire. Some people confuse this formula with the formula for lost time injuries, but the total recordable injury frequency rate includes all injuries requiring medical treatment from a medical professional - which in theory means that it will be a larger number. Number of Lost Workdays represents the total number of days employees were unable to work. 3. In the past, a company may have been able to make an excuse for an individual mistake or mishap, but safety KPI's show average performance and trends over time - which can't be ignored or excused. Total Recordable Case Frequency Rate (TRCFR) b 8 (Injuries to employees and contractors per million hours worked) ) Lost Time Case Frequency Rate (LTCFR) c 1. Ironically Esso’s safety performance at the time, as measured by its Lost Time injury Frequency Rate, was enviable. Calculate the injury incidence rate and the LWDI. Revised and redesignated AS 1885 -1976. 29. reported an incidence rate of head injuries of 12. 75. Any work-related injury or illness requiring medical treatment beyond first aid. (Number of OSHA recordable cases x 200,000) / Total number of. Number of Lost Workdays represents the total number of days employees were unable to work. 2. Medical treatment injuries Those incidents, which were not lost time injuries or disabling injuries, for which first aid and/or medical treatment was required by a doctor, nurse or person qualified to give. Total Case Incident Rate (OSHA Recordable. Traditional calculation methods are difficult to. 9 Major Injury rate 18. 35 which was an improvement on 2. 0/1000 hours (highest) and 39. “Incidence rate” or “incidence” is numerically defined as the number of. This is a true rate, because time is an integral part of the calculation, analogous to miles per hour (a rate of. for >1 week and/or moderate modification of BJJ training and sporting activities for >2 weeks and/or evaluation by a medical professional. 70). **The 200,000 figure in the formula represents the number of hours that would be worked by 100 employees working. Total number of injuries and illnesses (annually) x 200,000 /. 859 for elite, 2. 75 days' work.