From: Diurnal temperature range and childhood asthma: a time-series study
Relative risk (95% CI) | ||||||||
---|---|---|---|---|---|---|---|---|
Lag 0 | Lag 0–1 | Lag 0–2 | Lag 0–3 | Lag 0–8 | Lag 0–9 | Lag 0–10 | Lag 0–11 | |
Total children | 1.01 (0.97,1.06) | 1.03 (0.97,1.13) | 1.06 (0.98,1.19) | 1.13 (1.02,1.25)* | 1.31 (1.11,1.57)* | 1.31 (1.11,1.58)* | 1.31 (1.10,1.58)* | 1.29 (1.06,1.57)* |
0-4 children | 0.99 (0.94,1.05) | 0.98 (0.90,1.06) | 1.00 (0.88,1.13) | 1.02 (0.90,1.16) | 1.17 (0.94,1.46) | 1.18 (0.92,1.48) | 1.15 (0.91,1.45) | 1.12 (0.88,1.43) |
5-9 children | 1.09 (1.01,1.20)* | 1.20 (1.05,1.37)* | 1.29 (1.09,1.53)* | 1.38 (1.13,1.69)* | 1.75 (1.25,2.45)* | 1.81 (1.26,2.58)* | 1.86 (1.25,2.69)* | 1.91 (1.26,2.83)* |
10-14 children | 1.01 (0.89,1.18) | 1.07 (0.86,1.33) | 1.15 (0.87,1.51) | 1.24 (0.90,1.70) | 1.54 (0.91,2.62) | 1.49 (0.85,2.60) | 1.38 (0.76,2.49) | 1.23 (0.66,2.30) |
Male children | 1.02 (0.97,1.08) | 1.06 (0.97,1.16) | 1.12 (0.99,1.24) | 1.18 (1.04,1.34)* | 1.43 (1.15,1.77)* | 1.42 (1.12,1.75)* | 1.41 (1.08,1.74)* | 1.35 (1.05,1.74)* |
Female children | 0.99 (0.92,1.03) | 1.02 (0.91,1.13) | 1.03 (0.90,1.19) | 1.05 (0.90,1.24) | 1.15 (0.88,1.52) | 1.17 (0.88,1.56) | 1.18 (0.87,1.59) | 1.18 (0.86,1.63) |