Descriptive statistics of workers on full work disability for 30 days with an accepted MSD lost-time claim between 2010 and 2015, by GRTW status, in the Canadian jurisdiction of British Columbia
| Unmatched cohort | χ2
P value | Matched cohort | χ2
P value | |||
| Workers with GRTW | Workers without GRTW | Workers with GRTW | Workers without GRTW | |||
| n=17 468 (46.8%) | n=19 888 (53.2%) | n=12 494 (50.0%) | n=12 494 (50.0%) | |||
| (Column %) | (Column %) | (Column %) | (Column %) | |||
| Unmatched variables | ||||||
| Injury and sociodemographic characteristics | ||||||
| Musculoskeletal disorder | <0.001 | <0.001 | ||||
| Upper extremity sprains and strains | 18.82 | 16.23 | 18.42 | 16.98 | ||
| Lower extremity sprains and strains | 13.30 | 14.66 | 13.34 | 14.70 | ||
| Back* sprains and strains | 33.56 | 33.60 | 32.12 | 34.79 | ||
| Upper extremity fractures | 9.85 | 10.45 | 10.54 | 9.64 | ||
| Lower extremity fractures | 8.32 | 7.91 | 8.80 | 7.18 | ||
| Torso† fractures | 3.26 | 4.36 | 3.68 | 3.75 | ||
| Dislocation | 2.32 | 2.75 | 2.44 | 2.55 | ||
| Dorsopathies | 4.91 | 4.84 | 5.06 | 4.73 | ||
| Rheumatism (excluding the back) | 5.66 | 5.19 | 5.59 | 5.67 | ||
| Age (in years) | <0.001 | <0.001 | ||||
| 15–24 | 5.82 | 9.77 | 6.34 | 8.80 | ||
| 25–34 | 16.27 | 18.13 | 17.21 | 17.45 | ||
| 35–44 | 22.80 | 22.35 | 22.60 | 22.38 | ||
| 45–54 | 32.76 | 29.88 | 31.88 | 30.73 | ||
| 55–64 | 22.26 | 19.88 | 21.97 | 20.63 | ||
| Occupation | <0.001 | <0.001 | ||||
| Trades, transport and equipment operations‡ | 37.79 | 48.44 | 41.70 | 42.88 | ||
| Business, finance and administration§ | 4.05 | 2.77 | 3.75 | 3.03 | ||
| Natural and applied sciences¶ | 1.76 | 1.86 | 1.80 | 1.78 | ||
| Health | 13.56 | 9.35 | 12.15 | 12.05 | ||
| Education, law and social services** | 4.17 | 3.30 | 3.87 | 4.78 | ||
| Art, culture, recreation and sports†† | 0.88 | 1.39 | 0.86 | 1.39 | ||
| Sales, service | 22.70 | 16.92 | 21.35 | 19.85 | ||
| Management | 2.68 | 2.03 | 2.50 | 2.04 | ||
| Natural resources, agriculture | 3.30 | 7.05 | 3.75 | 4.35 | ||
| Manufacturing and utilities‡‡ | 9.11 | 6.59 | 8.28 | 7.87 | ||
| Variables used for coarsened exact matching | ||||||
| Gender | <0.001 | 1.000 | ||||
| Men | 58.82 | 71.33 | 35.32 | 35.32 | ||
| Women | 41.18 | 28.67 | 64.68 | 64.68 | ||
| Annual wage (CAD$) | <0.001 | 1.000 | ||||
| <$20 000 | 7.60 | 11.68 | 7.93 | 7.93 | ||
| $20 000–$39 999 | 45.66 | 36.34 | 37.19 | 37.19 | ||
| $40 000–$59 999 | 50.96 | 27.11 | 29.75 | 29.75 | ||
| >$59 999 | 47.45 | 24.87 | 25.13 | 25.13 | ||
| Workplace characteristics | ||||||
| Shift type | <0.001 | 1.000 | ||||
| Fixed | 49.21 | 41.72 | 48.09 | 48.09 | ||
| Rotating | 7.88 | 7.35 | 6.68 | 6.68 | ||
| Variable | 42.91 | 50.93 | 45.24 | 45.24 | ||
| Industry sector | <0.001 | 1.000 | ||||
| Primary resources | 2.95 | 7.41 | 3.41 | 3.41 | ||
| Manufacturing | 14.93 | 10.49 | 13.22 | 13.22 | ||
| Construction | 13.25 | 20.60 | 17.37 | 17.37 | ||
| Transportation and warehousing | 9.58 | 14.72 | 10.18 | 10.18 | ||
| Trade | 12.24 | 7.57 | 9.08 | 9.08 | ||
| Public sector | 4.53 | 3.16 | 3.12 | 3.12 | ||
| Service sector | 42.52 | 36.05 | 43.61 | 43.61 | ||
| Firm size (FTE) | <0.001 | 1.000 | ||||
| <20 | 28.56 | 45.52 | 36.15 | 36.15 | ||
| 20–100 | 23.81 | 24.26 | 26.25 | 26.25 | ||
| 100–500 | 23.81 | 16.08 | 20.11 | 20.11 | ||
| 500–1000 | 5.93 | 3.85 | 3.94 | 3.94 | ||
| >1000 | 17.89 | 10.29 | 13.56 | 13.56 | ||
| Claim year | <0.001 | 1.000 | ||||
| 2010 | 15.15 | 18.48 | 16.37 | 16.37 | ||
| 2011 | 15.87 | 19.36 | 17.68 | 17.68 | ||
| 2012 | 17.03 | 17.42 | 18.14 | 18.14 | ||
| 2013 | 17.09 | 16.55 | 17.05 | 17.05 | ||
| 2014 | 17.63 | 14.96 | 15.94 | 15.94 | ||
| 2015 | 17.23 | 13.22 | 14.82 | 14.82 | ||
*Back, head, neck, spine and torso.
†Torso, back, neck, spine and head.
‡Trades, transport, equipment operators and related occupations.
§Business, finance and administration.
¶Natural and applied sciences, related occupations.
**Social science, education, government, service and religion.
††Recreation, arts, culture and sport.
‡‡Manufacturing, processing and utilities.
CAD$, Canadian dollars; FTE, fulltime equivalent; GRTW, gradual return to work; MSD, musculoskeletal disorder.