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Table 1 Demographics and endoscopic findings of asymptomatic health check-up subjects (N = 1,899)

From: Prevalence and risk factors of asymptomatic colorectal diverticulosis in Taiwan

Clinical characteristics
Age, n (%)
 Mean (SD) (years) 52.8 (10.6)
   < 39 193 (10.2)
  40-49 557 (29.3)
  50-59 681 (35.9)
  60-69 337 (17.8)
   > 70 131 (6.8)
Height, cm 165.8 (8.2)
Weight, kg 66.2 (12.3)
Gender, n (%)
 Men 1203 (63.2)
 Women 696 (36.8)
Body mass index, n (%)
 Mean (SD) 23.9 (3.4)
  < 25 1233 (64.9)
 25-30 573 (30.2)
  > 30 93 (4.9)
Education level, n (%)
 Middle school 144 (7.6)
 High school 799 (42.1)
 University 641 (33.7)
 Graduate school 315 (16.6)
Yearly income (US dollars), n (%)
  < 10,000 182 (9.6)
 10,000 - 30,000 984 (51.8)
  > 30,000 733 (38.6)
Colonscopic findings, n (%)
 Hyperplastic polyp 210 (11.1)
 Adenomatous polyp 305 (16.1)
 Diverticulosis 256 (13.5)
 Location  
  Right side only 134 (52.3)
  Left side only 64 (25.0)
  Both sides 58 (22.7)