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Table 1 Characteristics of hip fracture surgery patients in Japan, Korea, and Taiwan

From: Variations in hip fracture inpatient care in Japan, Korea, and Taiwan: an analysis of health administrative data

   Japan Korea Taiwan
   n (mean) % (SD) n (mean) % (SD) n (mean) % (SD)
Total   61,662   23,226   15,235  
Sex Male 13,172 21.36 6254 26.93 5418 35.56
  Female 48,490 78.64 16,972 73.07 9817 64.44
Age mean (SD) 82.82 9.24 78.71 9.41 78.25 10.50
  50–64 2971 4.82 2197 9.46 1915 12.57
  65–74 7548 12.24 3949 17.00 2822 18.52
  75–84 20,587 33.39 10,577 45.54 5663 37.17
  85 + 30,556 49.55 6503 28.00 4835 31.74
Household income level Q1    5627 24.63 189 1.24
  Q2    5827 25.51 5472 35.92
  Q3    5195 22.74 5779 37.93
  Q4    6195 27.12 3795 24.91
Comorbidity        
Charlson index mean (SD) 1.00 1.31 0.75 0.99 0.94 1.55
  0 36,332 58.92 11,634 50.09 8526 55.96
  1 4596 7.45 7740 33.32 3136 20.58
  2 15,632 25.35 2664 11.47 1861 12.22
  3 2054 3.33 806 3.47 868 5.70
  4+ 3048 4.94 382 1.64 844 5.54
Comorbid diseases Hypertension 23,497 38.11 7418 31.94 7554 49.58
  Coronary artery disease 5260 8.53 1215 5.23 748 4.91
  Diabetes mellitus 11,561 18.75 5007 21.56 4099 26.91
  Dementia 11,499 18.65 1847 7.95 872 5.72
  Stroke 6787 11.01 1651 7.11 818 5.37
Surgical intervention/ Procedure Internal fixation 40,406 65.53 12,322 53.05 7476 49.07
Hemiarthroplasty 20,587 33.39 9911 42.67 7706 50.58
Total hip arthroplasty 669 1.08 993 4.28 53 0.35
Age- and sex-adjusted length of stay mean (SD) 32.5 18.7 24.7 12.4 7.1 2.9
Age- and sex-adjusted total cost per persona mean (SD) 14,808.0 5365.6 7836.7 2924.3 3771.2 1239.5
Age- and sex-adjusted average cost per person per daya mean (SD) 522.8 175.1 362.6 161.1 581.3 230.0
Inpatient mortality n (%) 644 1.04 190 0.82 88 0.58
  1. aUSD PPP, 2010