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Table 4 The incidence of AAD in different average daily temperature difference intervals with different gender, age, type and underlying diseases (including hypertension, coronary heart disease, diabetes, COPD)

From: Impact of meteorological factors on the occurrence of acute aortic dissection in Fujian Province, China: a single-center seven-year retrospective study

ADTD Gender Age (year) Different type Hypertension CHD Diabetes COPD
Male Female 18–44 45–59 60–74 75–89 Type A Type B Y N Y N Y N Y N
< 5.00 293 69 73 149 114 26 209 153 263 99 10 352 15 347 2 360
[5.00,7.00] 562 159 147 270 258 45 431 290 548 173 34 687 35 686 1 720
(7.00,9.00] 430 113 121 203 174 45 306 237 402 141 21 522 28 515 5 538
> 9.00 278 100 72 160 125 20 214 164 281 97 9 369 20 358 3 375
Total 1563 44 413 782 671 1 1160 84 1494 510 74 1930 98 1906 11 19
χ2 6.642 1 8.921    36 1.836 4 1.578   4.878   0.649   4.516 93
P 0.084   0.445     0.607   0.664   0.181   0.885   0.175  
  1. ADTD Average daily temperature difference