Table 1. Value of the sum of the Akaike information criterion for quasi-Poisson (Q-AIC) values from all group-specific CHD mortality for each heat wave definition in hot season (May–September) in Beijing, China during 2000–2011.
| Heat wave threshold | Values of Q-AIC |
||
|---|---|---|---|
| (percentile of temperature) | Duration ≥ 2 days | Duration ≥ 3 days | Duration ≥ 4 days |
| 87.5th (28.3 °C) | 31979.0 | 31970.3 | 31981.1 |
| 90.0th (28.7 °C) | 31976.6 | 31967.5 | 31981.8 |
| 92.5th (29.1 °C) | 31969.3 | 31972.6 | 31995.1 |
| 95.0th (29.6 °C) | 31972.6 | 31998.4 | 31994.2 |
| 97.5th (30.5 °C) | 31959.8 | 31998.9 | 32005.6 |
| 99.0th (31.3 °C) | 32019.3 | 32014.1 | 32019.2 |