Table 2.
Distribution of temperature during the week preceding delivery by season.
| Season of Delivery | Days Before Delivery | Temperature (°C)
|
|||
|---|---|---|---|---|---|
| Min | Max | Mean | SD | ||
| Cold (October to April) | 0 (delivery day) | −14.5 | 29.4 | 9.5 | 9.9 |
| 1 | −15.8 | 29.4 | 9.3 | 9.9 | |
| 2 | −17.3 | 28.6 | 9.3 | 10.2 | |
| 3 | −19.6 | 29.0 | 9.3 | 10.5 | |
| 4 | −16.5 | 29.4 | 9.5 | 10.3 | |
| 5 | −16.0 | 29.4 | 9.5 | 10.0 | |
| 6 | −16.8 | 28.6 | 9.2 | 10.1 | |
| 7 | −16.5 | 29.0 | 9.1 | 10.4 | |
| Avg 0–7 | −11.5 | 28.2 | 9.3 | 9.6 | |
|
| |||||
| Warm (May to September) | 0 (delivery day) | 6.9 | 31.3 | 22.0 | 5.5 |
| 1 | 6.4 | 31.3 | 22.1 | 5.5 | |
| 2 | 6.4 | 31.7 | 22.1 | 5.6 | |
| 3 | 5.8 | 32.2 | 21.9 | 5.7 | |
| 4 | 4.4 | 31.4 | 21.9 | 5.7 | |
| 5 | 5.4 | 30.4 | 21.7 | 5.8 | |
| 6 | 5.4 | 30.5 | 21.5 | 5.7 | |
| 7 | 5.2 | 30.4 | 21.5 | 5.9 | |
| Avg 0-7 | 7.6 | 30.3 | 21.8 | 5.3 | |