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Table 2 Average incident hospital admission rates for all severe gallstone disease, related complications and procedures among different age groups and overall in Taiwan per 1,000 population 1997–2005

From: Nationwide epidemiological study of severe gallstone disease in Taiwan

  Men Women
  Number of admissions Rate per 1,000 population (95% CI) Number of admissions Rate per 1,000 population (95% CI)
Severe gallstone diseases
   20 – 39 4,654 0.13 (0.13–0.14) 5,250 0.16 (0.15–0.16)
   40 – 59 13,831 0.55 (0.54–0.56) 13,125 0.53 (0.52–0.54)
   60 – 79 20,037 1.80 (1.77–1.82) 18,245 1.74 (1.71–1.76)
   ≥80 4,712 3.28 (3.18–3.37) 5,178 3.40 (3.30–3.49)
   All ages 43,234 0.60 (0.59–0.60) 41,798 0.59 (0.59–0.60)
Gallstone-related complications
Acute cholecystitis
   20 – 39 3,717 0.11 (0.10–0.11) 4,214 0.13 (0.12–0.13)
   40 – 59 10,697 0.43 (0.42–0.43) 9,645 0.39 (0.38–0.40)
   60 – 79 15,418 1.38 (1.36–1.40) 13,443 1.28 (1.26–1.30)
   ≥80 3,488 2.43 (2.35–2.51) 3,804 2.50 (2.42–2.57)
   All ages 33,320 0.46 (0.46–0.46) 31,106 0.44 (0.44–0.45)
Biliary pancreatitis
   20 – 39 938 0.03 (0.03–0.03) 869 0.03 (0.02–0.03)
   40 – 59 2,420 0.10 (0.09–0.10) 2,219 0.09 (0.09–0.09)
   60 – 79 2,869 0.26 (0.25–0.27) 3,123 0.30 (0.29–0.31)
   ≥80 654 0.45 (0.42–0.49) 786 0.52 (0.48–0.55)
   All ages 6,881 0.10 (0.09–0.10) 6,997 0.10 (0.10–0.10)
Acute cholangitis
   20 – 39 375 0.01 (0.01–0.01) 529 0.02 (0.01–0.02)
   40 – 59 2,087 0.08 (0.08–0.09) 2,479 0.10 (0.10–0.10)
   60 – 79 4,183 0.38 (0.36–0.39) 3,905 0.37 (0.36–0.38)
   ≥80 1,273 0.89 (0.84–0.93) 1,354 0.89 (0.84–0.94)
   All ages 7,918 0.11 (0.11–0.11) 8,267 0.12 (0.11–0.12)
Gallstone-related procedures
Elective cholecystectomy
   20 – 39 4,771 0.14 (0.13–0.14) 9,395 0.28 (0.28–0.29)
   40 – 59 11,915 0.47 (0.47–0.48) 19,861 0.80 (0.79–0.81)
   60 – 79 12,963 1.16 (1.14–1.18) 15,414 1.47 (1.44–1.49)
   ≥80 1,793 1.25 (1.19–1.30) 1,775 1.16 (1.11–1.22)
   All ages 31,442 0.43 (0.43–0.44) 46,445 0.66 (0.65–0.67)
Non-elective cholecystectomy
   20 – 39 2,791 0.08 (0.08–0.08) 3,606 0.11 (0.10–0.11)
   40 – 59 8,369 0.33 (0.33–0.34) 7,919 0.32 (0.31–0.33)
   60 – 79 12,327 1.11 (1.09–1.13) 10,385 0.99 (0.97–1.01)
   ≥80 2,378 1.65 (1.59–1.72) 2,197 1.44 (1.38–1.50)
   All ages 25,865 0.36 (0.35–0.36) 24,107 0.34 (0.34–0.35)
Gallstones receiving ERCP
   20 – 39 1,244 0.04 (0.03–0.04) 1,674 0.05 (0.05–0.05)
   40 – 59 4,561 0.18 (0.18–0.19) 4,880 0.20 (0.19–0.20)
   60 – 79 8,296 0.74 (0.73–0.76) 7,684 0.73 (0.72–0.75)
   ≥80 2,163 1.50 (1.44–1.57) 2,156 1.41 (1.35–1.47)
   All ages 16,264 0.22 (0.22–0.23) 16,394 0.23 (0.23–0.24)
  1. ERCP: endoscopic retrograde cholangiopancreatography