Table 3. The cumulative effect of high and low temperatures on EDVs for pediatric diarrhea in Brisbane, with 99th percentile (29.6°C) and 1st (10.4°C) of temperature relative to reference temperature (16°C).
| Heat effect (Relative risk (95% CI)) | Cold effect (Relative risk (95% CI)) | |||||
|---|---|---|---|---|---|---|
| Diseases | Lag 0–1 | Lag 0–7 | Lag 0–10 | Lag 0–1 | Lag 0–7 | Lag 0–10 |
| Total | 1.08(1.04,1.13)* | 0.99(0.96,1.02) | 1.01(0.96,1.06) | 1.04(0.99,1.09) | 1.02(0.98.1.05) | 1.05(1.01,1.10)* |
| Viral diarrhea | 1.10(1.06,1.13)* | 1.01(0.97,1.05) | 0.99(0.93,1.05) | 1.02(0.99,1.06) | 1.01(0.98,1.05) | 1.06(1.01,1.12)* |
| Bacterial diarrhea | 1.01(0.83,1.23) | 0.85(0.68,1.07) | 1.34(0.95,1.91) | 1.12(0.92,1.37) | 1.05(0.84,1.28) | 0.87(0.61,1.24) |
| (0–1) | 1.06(1.01,1.13)* | 0.99(0.95,1.03) | 0.98(00.90,1.06) | 1.06(0.99,1.13) | 1.01(0.97,1.05) | 0.99(0.92,1.07) |
| [1–2) | 1.17(1.10,1.25)* | 0.98(0.94,1.03) | 1.07(0.98,1.17) | 1.03(0.97,1.09) | 1.01(0.97.1.05) | 1.06(0.98,1.04) |
| [2,5) | 1.07(1.01,1.13)* | 1.00(0.96,1.04) | 1.01(0.93,1.10) | 1.03(0.97,1.09) | 1.02(0.98,1.06) | 1.10(1.03,1.18)* |
| [5,14] | 1.03(0.96,1.11) | 0.99(0.94,1.04) | 0.97(0.88,1.06) | 1.07(0.98,1.17) | 1.02(0.97,1.07) | 1.09(1.01,1.18)* |
| Male | 1.10(1.05,1.15)* | 0.98(0.95,1.02) | 1.01(0.95,1.08) | 1.04(0.99,1.09) | 1.02(0.98,1.05) | 1.06(1.01,1.12)* |
| Female | 1.07(1.02,1.12)* | 0.99(0.96,1.03) | 1.00(0.94,1.07) | 1.03(0.99,1.08) | 1.02(0.99,1.05) | 1.05(0.99,1.11) |
| Indigenous | 1.10(1.01,1.28)* | 1.05(0.95,1.16) | 1.12(0.92,1.36) | 1.15(0.98,1.33) | 1.01(0.92,1.11) | 1.18(1.01,1.39)* |
| Non-indigenous | 1.08(1.04,1.12)* | 0.99(0.96,1.01) | 1.00(0.95,1.06) | 1.03(0.98,1.09) | 1.02(0.99,1.04) | 1.03(1.01,1.05)* |
*P-value < 0.05.