Table 2. Age standardized prevalence of workplace injury during past 12 months per 1,000 firefighters.
| Workplace | Total No. of workers | No. of workers who suffer from injuries | No. of injuries | Absence days of work due to injuries | |||
|---|---|---|---|---|---|---|---|
| Observed | Age-standardized | Observed | Age-standardized | Observed | Age-standardized | ||
| Fire suppression | 10,127 | 1,216 | 113 (110-114) | 3,516 | 354 (348-358) | 11,667 | 1,120 (1,102-1,133) |
| Emergency medical service | 4,850 | 587 | 168 (164-169) | 1,956 | 533 (524-539) | 3,370 | 1,337 (1,316-1,354) |
| Officer | 4,142 | 299 | 65 (63-66) | 854 | 228 (224-230) | 2,270 | 676 (665-684) |
| Total | 19,119 | 2,102 | 116 (114-117) | 6,326 | 372 (368-374) | 17,307 | 1,044 (1,034-1,052) |
Direct method was used to calculate age standardized ratio, and total firefighter was used for reference population.
Number, ratio (95% confidence interval)