From: Effect of ambient temperature on emergency department visits in Shanghai, China: a time series study
 |  |  | Effects of cold | Effects of heat | ||||
---|---|---|---|---|---|---|---|---|
 | OT | Lag | ER (%) | RR | 95% CI of ER | ER (%) | RR | 95% CI of ER |
All | 12 | 0 | 2.06* | 1.0206 | (1.07-3.07) | 1.78* | 1.0178 | (1.05-2.51) |
 |  | 1 | 2.76* | 1.0276 | (1.73-3.80) | 1.42* | 1.0142 | (0.62-2.22) |
 |  | 2 | 1.33* | 1.0133 | (0.28-2.40) | 1.29* | 1.0129 | (0.43-2.17) |
 |  | 3 | 1.09* | 1.0109 | (0.04-2.15) | 1.18* | 1.0118 | (0.28-2.09) |
Males | 12 | 0 | 1.88* | 1.0188 | (0.91-2.86) | 1.81* | 1.0181 | (1.08-2.54) |
 |  | 1 | 2.03* | 1.0203 | (1.04-3.03) | 1.46* | 1.0146 | (0.65-2.27) |
 |  | 2 | 1.07* | 1.0107 | (0.05-2.11) | 1.31* | 1.0131 | (0.44-2.10) |
 |  | 3 | 0.83 | 1.0083 | (−0.19-1.86) | 1.18* | 1.0119 | (0.27-2.10) |
Females | 12 | 0 | 2.21* | 1.0221 | (1.18-3.25) | 1.75* | 1.0175 | (1.03-2.49) |
 |  | 1 | 2.45* | 1.0245 | (1.40-3.52) | 1.39* | 1.0139 | (0.59-2.19) |
 |  | 2 | 1.53* | 1.0153 | (0.45-2.62) | 1.28* | 1.0128 | (0.42-2.15) |
 |  | 3 | 1.30* | 1.0130 | (0.21-2.40) | 1.18* | 1.0118 | (0.41-2.15) |