Table 2: Mortality and admission to hospital rates for unintentional nonfire-related carbon monoxide poisoning in Canada, by age and sex.
| Age, yr | Mortality |
Admission to hospital |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Rate* |
Overall study period, 1981–1999 |
Rate* |
Overall study period, 1995–2010 |
|||||||
| 1981 | 1999 | No. of events | Average annual rate* | AAPC (95% CI) | 1995 | 2010 | No. of events | Average annual rate* | AAPC (95% CI) | |
| Female | ||||||||||
| ≤ 14 | 0.04 | 0.03 | 9 | 0.02 | –8.13 (–22.20 to 8.47) |
0.38 | 0.11 | 77 | 0.17 | –11.26 (–26.01 to 6.52) |
| 15–24 | 0.18 | 0.03 | 47 | 0.08 |
–22.63 (–32.64 to –11.21) |
0.29 | 0.09 | 69 | 0.15 |
–20.21 (–30.79 to –8.01) |
| 25–34 | 0.04 | 0.01 | 21 | 0.04 |
–24.48 (–33.11 to –14.82) |
0.41 | 0.08 | 73 | 0.18 |
–8.68 (–14.01 to –3.02) |
| 35–44 | 0.05 | 0.12 | 31 | 0.06 | –12.17 (–23.20 to 0.53) |
0.36 | 0.03 | 86 | 0.17 |
–8.51 (–13.69 to –3.12) |
| 45–54 | 0.04 | 0.03 | 26 | 0.05 | –7.25 (–21.66 to 9.78) |
0.26 | 0.08 | 73 | 0.11 | –8.29 (–20.17 to 5.11) |
| 55–64 | 0.04 | 0.01 | 23 | 0.04 | –5.57 (–19.91 to 11.16) |
0.17 | 0.08 | 53 | 0.09 |
–5.73 (–11.01 to –0.09) |
| 65–74 | 0.05 | 0.03 | 29 | 0.06 | 5.30 (–11.69 to 25.56) |
0.17 | 0.11 | 44 | 0.09 | –9.61 (–23.13 to 6.2) |
| ≥ 75 | 0.10 | 0.01 | 23 | 0.05 |
–18.23 (–28.77 to –6.01) |
0.16 | 0.06 | 68 | 0.11 | 0.26 (–5.92 to 6.80) |
| Male | ||||||||||
| ≤ 14 | 0.07 | 0.03 | 23 | 0.04 | –10.32 (–25.61 to 8.13) |
0.62 | 0.26 | 133 | 0.29 |
–5.31 (–9.18 to –1.30) |
| 15–24 | 0.62 | 0.03 | 157 | 0.27 |
–12.72 (–16.11 to –9.22) |
0.89 | 0.09 | 150 | 0.32 |
–9.44 (–15.39 to –3.00) |
| 25–34 | 0.71 | 0.16 | 198 | 0.40 |
–9.31 (–12.48–-6.01) |
0.60 | 0.69 | 204 | 0.51 | –2.52 (–6.37 to 1.59) |
| 35–44 | 0.46 | 0.42 | 205 | 0.41 | –0.88 (–5.02 to 3.40) |
0.85 | 0.27 | 265 | 0.52 |
–6.66 (–9.11 to –4.23) |
| 45–54 | 0.43 | 0.31 | 173 | 0.32 | –1.80 (–3.91 to 0.37) |
0.92 | 0.28 | 257 | 0.39 |
–4.83 (–7.48 to –2.09) |
| 55–64 | 0.29 | 0.09 | 137 | 0.26 |
–4.88 (–8.11 to –1.49) |
0.55 | 0.18 | 221 | 0.38 |
–5.74 (–8.87 to –2.40) |
| 65–74 | 0.23 | 0.09 | 91 | 0.18 | –2.64 (–7.27 to 2.19) |
0.16 | 0.20 | 130 | 0.24 | –2.09 (–7.20 to 3.41) |
| ≥ 75 | 0.15 | 0.17 | 70 | 0.14 | –1.36 (–12.01 to 10.63) |
0.32 | 0.08 | 81 | 0.13 | –2.89 (–7.79 to 2.32) |
Note: AAPC = average annual percent change, CI = confidence interval. Results that are statistically significantly different from zero are shown in boldface. *Rates are reported per million population.