Table 3 Interactions of high DTR and PM2.5 on MI risk.

From: Interactive effects of diurnal temperature range and air pollution on myocardial infarction incidence: an individual-level case-crossover study

PM2.5

Estimate (95% CI)

REOI

AP

SI

lag0

−0.0370 (−0.0598, −0.0142)

−0.0359 (−0.0582, −0.0136)

0.4480 (0.2117, 0.6842)

lag1

−0.0209 (−0.0439, 0.0020)

−0.0198 (−0.0417, 0.0020)

0.7252 (0.4827, 0.9678)

lag2

−0.0437 (−0.0662, −0.0213)

−0.0439 (−0.0665, −0.0212)

−0.0775 (−0.5638, 0.4087)

lag3

−0.0672 (−0.0897, −0.0447)

−0.0679 (−0.0908, −0.0450)

−0.1716 (−0.5452, 0.2019)

lag4

−0.0075 (−0.0297, 0.0145)

−0.0074 (−0.0293, 0.0143)

0.6584 (−0.1025, 1.4194)

lag5

−0.0122 (−0.0345, 0.0101)

−0.0119 (−0.0338, 0.0099)

0.6436 (0.1516, 1.1356)

lag6

−0.0167 (−0.0392, 0.0058)

−0.0162 (−0.0382, 0.0057)

0.6153 (0.2298, 1.0008)

lag7

−0.0321 (−0.0548, −0.0095)

−0.0314 (−0.0537, −0.0092)

0.4055 (0.1149, 0.6960)

lag01

−0.0314 (−0.0545, −0.0082)

−0.0300 (−0.0522, −0.0078)

0.5943 (0.3744, 0.8142)

lag02

−0.0216 (−0.0445, 0.0013)

−0.0208 (−0.0429, 0.0013)

0.6363 (0.3461, 0.9264)

lag03

−0.0096 (−0.0323, 0.0129)

−0.0093 (−0.0312, 0.0125)

0.7832 (0.3619, 1.2044)

lag04

0.0052 (−0.0174, 0.0278)

0.0049 (−0.0164, 0.0263)

1.0997 (0.6291, 1.5703)

lag05

0.0335 (0.0113, 0.0557)

0.0317 (0.0107, 0.0527)

2.5310 (−0.2761, 5.3382)

lag06

0.0483 (0.0260, 0.0706)

0.0451 (0.0244, 0.0659)

3.1893 (−0.4579, 6.8366)

lag07

0.0596 (0.0372, 0.0821)

0.0557 (0.0349, 0.0766)

6.6415 (−10.5185, 23.8016)

  1. MI myocardial infarction, DTR diurnal temperature range, REOI relative excess odds due to interaction, AP attributable proportion of interaction, SI synergy index, PM2.5 fine particulate matter.
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