Table 2. Summary statistics and incidence rates of accepted lost-time claims for heat-related illness among workers in British Columbia, Canada, with claims that occurred between 1 June and 31 August, 2001–2021: Statistics compared between 2021 summer and 2001–2020 summers. [CI=confidence interval].
| Variable | 2001–2021 | 2001–2020 | 2021 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Claims N (%) |
Rate (95% CI) per 100 000 workers per year | Claims N (%) |
Rate (95% CI) per 100 000 workers per year | Claims N (%) |
Rate (95% CI) per 100 000 workers per year | ||||
| Overall | 521 (100) | 1.11 (1.02–1.21) | 414 (79.5) | 0.93 (0.85–1.03) | 107 (20.5) | 3.97 (3.26–4.80) | |||
| Age group (years) | |||||||||
| 15–24 | 94 (18.0) | 1.31 (1.06–1.60) | 80 (19.3) | 1.18 (0.93–1.47) | 14 (13.1) | 3.59 (1.96–6.03) | |||
| 25–34 | 147 (28.2) | 1.48 (1.25–1.73) | 114 (27.5) | 1.22 (1.00–1.46) | 33 (30.8) | 5.48 (3.77–7.69) | |||
| 35–44 | 102 (19.6) | 0.97 (0.79–1.18) | 83 (20.0) | 0.83 (0.66–1.03) | 19 (17.8) | 3.26 (1.96–5.09) | |||
| 45–54 | 111 (21.3) | 1.03 (0.85–1.24) | 88 (21.3) | 0.86 (0.69–1.06) | 23 (21.5) | 4.35 (2.76–6.53) | |||
| ≥55 | 67 (12.9) | 0.78 (0.61–0.99) | 49 (11.8) | 0.62 (0.46–0.81) | 18 (16.8) | 3.06 (1.81–4.83) | |||
| Sex | |||||||||
| Male | 362 (69.5) | 1.46 (1.31–1.62) | 299 (72.2) | 1.28 (1.14–1.43) | 63 (58.9) | 4.42 (3.40–5.65) | |||
| Female | 159 (30.5) | 0.72 (0.61–0.84) | 115 (27.8) | 0.55 (0.45–0.66) | 44 (41.1) | 3.47 (2.52–4.66) | |||
| Occupation | |||||||||
| Primary industry | 61 (11.7) | 4.17 (3.19–5.35) | 48 (11.6) | 3.43 (2.53–4.55) | 13 (12.1) | 20.14 (10.71–34.44) | |||
| Trades, transport, and equipment operators and related | 251 (48.2) | 3.45 (3.03–3.90) | 209 (40.1) | 3.02 (2.63–3.46) | 42 (39.3) | 11.38 (8.20–15.38) | |||
| Processing, manufacturing, and utilities | 41 (7.9) | 2.31 (1.65–3.13) | 36 (8.7) | 2.12 (1.48–2.94) | 5 (4.7) | 6.23 (2.01–14.54) | |||
| Art, culture, recreation, and sport | 16 (3.1) | 0.98 (0.56–1.59) | – a | 0.78 (0.40–1.36) | – a | 4.43 (1.19–11.34) | |||
| Sales and service | 81 (15.5) | 0.65 (0.52–0.81) | 63 (15.2) | 0.54 (0.41–0.69) | 18 (16.8) | 2.81 (1.67–4.45) | |||
| Natural and applied sciences and related | 16 (3.1) | 0.49 (0.28–0.79) | – a | 0.43 (0.23–0.73) | – a | 1.18 (0.24–3.44) | |||
| Social science, education, government service, and religion | 13 (2.5) | 0.33 (0.18–0.56) | – a | 0.30 (0.15–0.54) | – a | 0.67 (0.07–2.40) | |||
| Health | 20 (3.8) | 0.64 (0.39–0.98) | 8 (1.9) | 0.27 (0.12–0.54) | 12 (11.2) | 5.51 (2.85–9.63) | |||
| Business, finance, and administration | 19 (3.6) | 0.24 (0.15–0.38) | 11 (2.7) | 0.15 (0.07–0.26) | 8 (7.5) | 1.81 (0.78–3.58) | |||
a Statistics are not presented for occupation categories with <5 claims in 2021.