2020 allowed lost-time claims by leading injury event

For the past eight years, falls on same level has been the leading injury event for Schedule 2. 

Before 2013, overexertion was the most common injury event.  In 2020, falls on same level made up 15 per cent of allowed lost-time claims, down from 19 per cent in 2019.  The second leading injury event was exposure to caustic, noxious, or allergenic substances, which made up 14 per cent in 2020.

In 2020, women working in Schedule 2 occupations had the highest percentage of lost-time claims for three of the five leading injury events -- falls on same level, exposure to caustic, noxious, or allergenic substances, and assaults and violent acts. 

Sprains and strains were the leading nature of injury for four of the five leading injury events.

5.5 - 2020 leading injury event characteristics

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Leading Age Group Leading Gender Leading Occupation Leading Nature of Injury Leading Source Leading Part of Body
Fall on same level 55-59 Female Secondary and elementary school teachers & counsellors Sprains and strains Structures (including walkways, floors and buildings) Multiple body parts
Exposure to caustic, noxious, or allergenic substances 45-49 Female Assisting occupations in support of health services COVID-19 Novel Coronavirus Infectious and parasitic agents Body systems
Overexertion 30-34 Male Other technical occupations in health care (except dental) Sprains and strains Persons (bodily motion or condition) Lower back (lumbar, sacral, coccygeal regions)
Assaults, violent acts, harassment and acts of war or terrorism 30-34 Female Childcare and home support workers Sprains and strains Persons (bodily motion or condition) Body systems
Bodily reaction 45-49 Male Police officers and firefighters Sprains and strains Persons (bodily motion or condition) Leg(s)
To view
Data Notations 2020
or historical and supplementary data, please go to Open Data Downloads.


Data in By the Numbers: 2020 WSIB Statistical Report may not match previously published results. This is due to factors such as data maturity, updated definitions and methodologies, and rounding. Data in By the Numbers is matured three months, with the exception of benefit payments, which represents cash paid during the year, to or on behalf of people injured at work and are not matured three months following year-end. Percentages may not add up due to rounding.