Table 2

OLAWIS Cohort, injury, return to work and recovery outcomes, by sample group

All respondents (n=1132)Short duration
(N=358)
Medium duration
(N=374)
Long duration
(n=400)
p value
Work-related condition,* n (%)
 Head injury108 (10.5)29 (8.7)36 (10.5)43 (12.1)<0.0001
 Abrasions, cuts, lacerations122 (11.8)63 (18.8)27 (7.9)32 (9.0)
 Musculoskeletal disorders and injuries540 (52.3)188 (56.1)174 (50.7)178 (50.1)
 Fractures and dislocations139 (13.5)24 (7.2)57 (16.6)58 (16.3)
 Other conditions124 (12.0)31 (9.3)49 (14.3)44 (12.4)
Employment status, n (%)
 Working at injury employer695 (61.4)225 (62.9)221 (59.1)249 (62.3)0.001
 Working at different employer178 (15.7)68 (19.0)71 (19.0)39 (9.8)
 Not currently working259 (22.9)65 (18.2)82 (21.9)112 (28.0)
Benefit duration (days)* mean (SD), median72.2 (95.9), 39.014.6 (15.3), 8.080.8 (53.8), 70.0117.9 (136.1), 60.5<0.0001
Current WSIB services, n (%)223 (19.8)26 (7.3)29 (7.8)168 (42.3)<0.0001
Current healthcare for injury, n (%)356 (33.5)68 (21.4)80 (22.6)208 (53.2)<0.0001
Current pain due to injury mean (SD), median4.1 (2.8), 4.03.4 (2.8), 3.03.8 (2.7), 4.04.8 (2.5), 5.0<0.0001
Prescription opioid use (past year), n (%)388 (34.3)80 (22.4)111 (29.7)197 (49.3)<0.0001
Prescription sedative use (past year) n (%)266 (23.5)60 (16.8)82 (21.9)124 (31.0)0.0004
Poor/fair general health, n (%)295 (26.1)61 (17.0)101 (27.0)133 (33.3)<0.0001
Poor/fair mental health, n (%)313 (27.2)72 (20.1)95 (25.4)146 (36.7)<0.0001
Trouble going to or staying asleep, n (%)
 Never171 (15.1)70 (19.6)61 (16.3)40 (10.0)<0.0001
 Rarely182 (16.1)65 (18.2)64 (17.1)53 (13.3)
 Sometimes324 (28.7)101 (28.3)115 (30.8)108 (27.1)
 Most of the time266 (23.5)75 (21.0)87 (23.3)104 (26.1)
 All of the time187 (16.6)46 (12.9)47 (12.6)94 (23.6)
Financial difficulties during work absence, n (%)
 No548 (48.8)219 (61.5)161 (43.2)168 (42.5)<0.0001
 Yes, minor110 (9.8)42 (11.8)37 (9.9)31 (7.9)
 Yes, concerning187 (16.6)41 (11.5)74 (19.8)72 (18.2)
 Yes, very concerning116 (10.3)27 (7.6)40 (10.7)49 (12.4)
 Yes, very serious163 (14.5)27 (7.6)61 (16.4)75 (19.0)
Past-year cannabis use, n (%)
 Yes348 (30.7)115 (32.1)114 (30.5)119 (29.7)0.67
 No784 (69.3)243 (67.9)260 (69.5)281 (70.3)
  • *Claimants consenting to use of WSIB administrative records.

  • OLAWIS, Ontario Life After Workplace Injury Study; WSIB, Workplace Safety and Insurance Board.