Table 2 Cumulative lag effects of high and low effect values of three meteorological factors on COPD admission.

From: Exploring the impact of three meteorological factors and their specific effect sizes on chronic obstructive pulmonary disease admission in Qingyang, China

 

RR and 95% confidence intervals

Lag days

Cold effect

(P5=-5.5℃)

Heat effect (P95 = 24.4℃)

Low DTR (P5 = 3.1℃)

High DTR (P95 = 21.7℃)

Low humidity (P5 = 38%)

High humidity (P95 = 91.2%)

lag0-1

0.870 (0.750,1.008)

1.082 (0.936,1.252)

0.997 (0.955,1.041)

1.060 (1.014,1.108)

1.108 (1.022,1.202)

0.929 (0.856,1.008)

lag0-2

0.834 (0.691,1.007)

1.107 (0.918,1.335)

0.996 (0.936,1.061)

1.089 (1.021,1.162)

1.094 (1.006,1.189)

0.893 (0.818,0.975)

lag0-3

0.814 (0.660,1.005)

1.119 (0.905,1.385)

0.996 (0.919,1.080)

1.119 (1.030,1.216)

1.079 (0.987,1.180)

0.877 (0.796,0.967)

lag0-4

0.808 (0.649,1.005)

1.121 (0.895,1.403)

0.997 (0.904,1.098)

1.148 (1.039,1.268)

1.092 (0.996,1.198)

0.886 (0.800,0.981)

lag0-5

0.812 (0.653,1.011)

1.112 (0.885,1.397)

0.997 (0.892,1.116)

1.177 (1.049,1.320)

1.132 (1.023,1.253)

0.905 (0.810,1.012)

lag0-6

0.826 (0.665,1.025)

1.095 (0.871,1.375)

0.999 (0.880,1.133)

1.206 (1.060,1.371)

1.184 (1.067,1.315)

0.909 (0.809,1.023)

lag0-7

0.846 (0.681,1.051)

1.071 (0.852,1.347)

1.000 (0.871,1.149)

1.234 (1.071,1.421)

1.239 (1.116,1.374)

0.885 (0.784,0.999)

lag0-8

0.870 (0.698,1.085)

1.044 (0.829,1.315)

1.003 (0.863,1.165)

1.261 (1.083,1.469)

  

lag0-9

0.897 (0.716,1.123)

1.015 (0.805,1.281)

1.005 (0.856,1.180)

1.288 (1.095,1.515)

  

lag0-10

0.924 (0.736,1.160)

0.985 (0.781,1.242)

1.009 (0.851,1.196)

1.314 (1.107,1.559)

  

lag0-11

0.951 (0.758,1.193)

0.955 (0.760,1.200)

1.013 (0.847,1.210)

1.340 (1.120,1.602)

  

lag0-12

0.978 (0.783,1.223)

0.924 (0.739,1.155)

1.017 (0.844,1.225)

1.364 (1.133,1.643)

  

lag0-13

1.008 (0.810,1.255)

0.893 (0.718,1.111)

1.022 (0.842,1.239)

1.388 (1.146,1.682)

  

lag0-14

1.043 (0.839,1.296)

0.860 (0.693,1.068)

1.027 (0.841,1.254)

1.411 (1.159,1.719)

  

lag0-15

1.087 (0.873,1.353)

0.826 (0.665,1.025)

1.033 (0.841,1.269)

1.433 (1.171,1.755)

  

lag0-16

1.144 (0.918,1.426)

0.788 (0.635,0.978)

1.040 (0.841,1.285)

1.454 (1.182,1.789)

  

lag0-17

1.221 (0.984,1.515)

0.748 (0.606,0.922)

1.047 (0.842,1.302)

1.474 (1.192,1.823)

  

lag0-18

1.323 (1.080,1.620)

0.704 (0.579,0.856)

1.054 (0.842,1.320)

1.493 (1.201,1.856)

  

lag0-19

1.457 (1.218,1.743)

0.658 (0.554,0.781)

1.063 (0.843,1.340)

1.511 (1.208,1.890)

  

lag0-20

1.634 (1.405,1.901)

0.609 (0.529,0.701)

1.072 (0.843,1.362)

1.527 (1.213,1.924)

  

lag0-21

1.867 (1.624,2.148)

0.560 (0.494,0.634)

1.081 (0.843,1.386)

1.542 (1.215,1.959)

  
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