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. 2013 May 31;91(8):576–584. doi: 10.2471/BLT.12.113035

Table 1. Hospital admissions during cold and hot seasons, by cause of admission, Hong Kong Special Administrative Region, China, 1998–2009.

Cause No. (%) of admissions
November–Marcha June–Septemberb
Unintentional injuries 334 291 (10.0) 270 942 (10.4)
Intentional injuries 7 921 (0.2) 7 038 (0.3)
Infectious diseases 165 959 (5.0) 132 647 (5.1)
Chronic diseases    
  Respiratory 620 073 (18.6) 444 628 (17.1)
  Circulatory 544 027 (16.3) 393 495 (15.1)
  Cancer 501 898 (15.1) 419 058 (16.1)
  Renal failure 345 166 (10.4) 267 804 (10.3)
  Diabetes 80 190 (2.4) 62 477 (2.4)
  Cirrhosis 6 984 (0.2) 5 195 (0.2)
All other causes 725 727 (21.8) 601 857 (23.1)
Total 3332203 (100) 2605141 (100)

a Cold season.

b Hot season.

Note: Principal diagnoses were coded in accordance with the International statistical classification of diseases and related health problems, ninth revision:28 unintentional injuries, 800–957 and E800–E949; intentional injuries, E950–E959 and E960–E969; infectious diseases, 001–139, 320–323 and 614–616; renal failure, 584–586; diabetes, 249–250; cirrhosis, 571.5, 571.6, 571.8 and 571.9; cancer, 140–239; circulatory diseases, 390–459; respiratory diseases: 460–519.

Source: Hospital Authority of Hong Kong Special Administrative Region.

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