Quartile 1 | Quartile 2 | Quartile 3 | Quartile 4 | |
Smoker prevalence (1999–2011) | ||||
Mean (%) | 16.9 | 19.7 | 21.3 | 24.1 |
Range (%) | 12.4–18.9 | 19.0–20.5 | 20.6–21.8 | 21.9–27.5 |
Outcome | Panel A: state and year effects only | |||
All-cause fire mortality | 0.95 (0.90 to 1.01) | 0.95 (0.86 to 1.06) | 0.97 (0.84 to 1.12) | 0.93 (0.80 to 1.08) |
All-cause fire mortality (residential) | 0.98 (0.89 to 1.08) | 1.04 (0.80 to 1.34) | 0.98 (0.69 to 1.40) | 0.91 (0.77 to 1.08) |
Cigarette-related fires | 1.02 (0.71 to 1.47) | 1.13 (0.98 to 1.30) | 1.07 (0.70 to 1.62) | 0.86 (0.71 to 1.05) |
Cigarette-related fire mortality | 0.68 (0.48 to 0.96) | 0.82 (0.52 to 1.27) | 0.50 (0.22 to 1.19) | 0.55 (0.30 to 1.01) |
Panel B: state effects, year effects and state-specific trends | ||||
All-cause fire mortality | 0.95 (0.90 to 1.01) | 0.95 (0.86 to 1.06) | 0.97 (0.84 to 1.12) | 0.90 (0.79 to 1.03) |
All-cause fire mortality (residential) | 0.97 (0.87 to 1.07) | 1.01 (0.78 to 1.30) | 0.96 (0.70 to 1.31) | 0.92 (0.78 to 1.08) |
Cigarette-related fires | 1.07 (0.76 to 1.52) | 1.08 (0.98 to 1.19) | 1.13 (0.82 to 1.54) | 0.95 (0.73 to 1.22) |
Cigarette-related fire mortality | 0.67 (0.45 to 1.00) | 0.95 (0.60 to 1.50) | 0.51 (0.15 to 1.68) | 0.60 (0.31 to 1.15) |
Poisson regression models with clustered-robust SEs were used to estimate the effects while accounting for correlated errors within states. The dependent variable is offset by population size (per state-year) in all models. The coefficients are presented as IRR with 95% CIs in parentheses.