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. 2019 Jan 5;24:5. doi: 10.1186/s12199-018-0760-x

Table 4.

Relative risk (RR) estimates and 95% confidence intervals for preterm births and Apparent temperature. All RRs are relative to median value of apparent temperature distribution (11.4 °C)

Model 1 Model 2 (additionally adjusted for air pollution)
P1 P25 P75 P99 P1 P25 P75 P99
lag0 1.64 (1.47: 1.84) 1.11 (1.03: 1.21) 1.25 (1.15: 1.36) 1.61 (1.41: 1.83) 1.61 (1.45: 1.8) 1.11 (1.03: 1.21) 1.26 (1.16: 1.37) 1.55 (1.36: 1.77)
lag1 1.45 (1.35: 1.56) 1.09 (1.03: 1.15) 1.16 (1.1: 1.22) 1.4 (1.29: 1.52) 1.43 (1.33: 1.54) 1.09 (1.03: 1.15) 1.16 (1.1: 1.22) 1.36 (1.25: 1.48)
lag2 1.3 (1.24: 1.36) 1.07 (1.03: 1.11) 1.07 (1.04: 1.11) 1.23 (1.16: 1.3) 1.27 (1.21: 1.34) 1.07 (1.03: 1.11) 1.07 (1.03: 1.11) 1.2 (1.13: 1.27)
lag3 1.17 (1.12: 1.24) 1.05 (1.01: 1.09) 1.01 (0.97: 1.05) 1.1 (1.04: 1.17) 1.15 (1.1: 1.22) 1.05 (1.01: 1.09) 1 (0.96: 1.04) 1.08 (1.01: 1.15)
lag4 1.09 (1.02: 1.16) 1.03 (0.98: 1.08) 0.96 (0.92: 1.01) 1.01 (0.94: 1.09) 1.07 (1.01: 1.14) 1.03 (0.99: 1.08) 0.96 (0.91: 1) 1 (0.93: 1.08)
lag5 1.04 (0.98: 1.11) 1.02 (0.97: 1.06) 0.94 (0.9: 0.99) 0.97 (0.9: 1.04) 1.03 (0.97: 1.09) 1.02 (0.98: 1.07) 0.94 (0.89: 0.98) 0.96 (0.89: 1.04)
lag6 1.03 (0.98: 1.09) 1.01 (0.97: 1.05) 0.94 (0.91: 0.98) 0.96 (0.9: 1.02) 1.02 (0.97: 1.07) 1.01 (0.97: 1.05) 0.94 (0.9: 0.98) 0.96 (0.9: 1.02)
lag7 1.04 (1: 1.09) 1 (0.97: 1.04) 0.96 (0.93: 1) 0.98 (0.93: 1.03) 1.03 (0.98: 1.08) 1 (0.97: 1.04) 0.96 (0.93: 0.99) 0.98 (0.93: 1.04)
lag8 1.06 (1.01: 1.12) 1 (0.96: 1.04) 0.99 (0.96: 1.03) 1.01 (0.95: 1.08) 1.05 (1: 1.11) 1 (0.96: 1.04) 0.99 (0.95: 1.03) 1.01 (0.95: 1.08)
lag9 1.08 (1.02: 1.15) 1 (0.95: 1.05) 1.02 (0.98: 1.07) 1.05 (0.98: 1.13) 1.08 (1.01: 1.15) 1 (0.95: 1.04) 1.02 (0.98: 1.07) 1.05 (0.97: 1.13)
lag10 1.09 (1.02: 1.16) 1 (0.95: 1.04) 1.05 (1: 1.1) 1.08 (1: 1.16) 1.08 (1.02: 1.15) 0.99 (0.95: 1.04) 1.05 (1: 1.1) 1.07 (0.99: 1.16)
lag11 1.08 (1.02: 1.14) 1 (0.96: 1.04) 1.06 (1.03: 1.11) 1.09 (1.02: 1.16) 1.07 (1.02: 1.13) 0.99 (0.95: 1.03) 1.07 (1.02: 1.11) 1.08 (1.01: 1.15)
lag12 1.06 (1: 1.11) 1 (0.96: 1.03) 1.08 (1.04: 1.11) 1.09 (1.02: 1.15) 1.05 (1: 1.11) 0.99 (0.95: 1.03) 1.07 (1.04: 1.11) 1.07 (1: 1.14)
lag13 1.03 (0.95: 1.11) 1 (0.94: 1.05) 1.08 (1.03: 1.14) 1.08 (0.99: 1.17) 1.02 (0.94: 1.11) 0.99 (0.94: 1.05) 1.08 (1.02: 1.14) 1.05 (0.96: 1.15)
lag14 0.99 (0.88: 1.12) 1 (0.92: 1.08) 1.09 (1: 1.18) 1.07 (0.93: 1.22) 0.99 (0.88: 1.12) 0.99 (0.91: 1.08) 1.08 (0.99: 1.17) 1.03 (0.9: 1.18)