Table 4 The respiratory maximum ER (95% CI) in lag days, stratified by age, sex and season
Variables | Respiratory deaths | |||
|---|---|---|---|---|
Lag | PM2.5 | Lag | O3 | |
All | Lag2 | 0.60% (− 1.51, 2.76%) | Lag7 | 1.35% (0.05, 2.66%)* |
Age(year) | ||||
 45–64 | Lag0 | 0.39% (−15.11, 18.71%) | Lag4 | 0.39% (− 11.35, 13.67%) |
 65–84 | Lag5 | 1.04% (−2.30, 4.51%) | Lag5 | 0.69% (− 1.36, 2.79%) |
 85+ | Lag0 | 0.59% (−3.27, 4.60%) | Lag4 | 0.11% (−2.21, 2.48%) |
Sex | ||||
 Male | Lag4 | 1.03% (−1.65, 3.78%) | Lag7 | 2.06% (0.41, 3.74%)* |
 Female | Lag0 | 2.21% (−1.73, 6.30%) | Lag0 | 1.12% (−1.55, 3.87%) |
Season | ||||
 Spring | Lag0 | 2.49% (−4.92, 10.47%) | Lag5 | 1.50% (−1.41, 4.50%) |
 Summer | Lag6 | 7.76% (−0.11, 16.25%) | Lag3 | 1.19% (−1.14, 3.58%) |
 Autumn | Lag6 | 3.26% (−3.81, 10.85%) | Lag6 | 0.14% (−2.93, 3.31%) |
 Winter | Lag7 | 1.97% (−0.87, 4.90%) | Lag4 | 2.16% (−0.87, 5.29%) |