Table 2 Difference between the two subgroups according to temperature threshold (the daily mean temperature threshold was 17.2 °C, the daily minimum temperature threshold was 14.4 °C, and the daily maximum temperature threshold was 21.6 °C)
Mean temperature (days) | Preeclampsia admissions per day (95% confidence interval) | Minimum temperature (days) | Preeclampsia admissions per day(95% confidence interval) | Maximum temperature (days) | Preeclampsia admissions per day(95% confidence interval) |
|---|---|---|---|---|---|
> = 17.2 (365) | 1.48 (1.34–1.63) | > = 14.4 (364) | 1.50 (1.36–1.64) | > = 21.6(365) | 1.50 (1.36–1.64) |
< 17.2(366) | 1.82 (1.66–1.99) | < 14.4(367) | 1.82 (1.65–1.98) | < 21.6(366) | 1.82 (1.66–1.99) |
t | -3.11 | t | -2.87 | t | -2.96 |
p | 0.002 | p | 0.004 | p | 0.003 |