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Table 1 Demographics and baseline characteristics of patients

From: Age-specific prevalence of serrated lesions and their subtypes by screening colonoscopy: a retrospective study

  Any adenoma Any serrated lesions Adenoma & SL Pvalue
Subjects, n 7775 (27.2%) 4312 (15.1%) 1750 (6.1%)  
Age, mean, range, years 55.2 (25–88) 51.4 (22–83) 55.5 (27–82) <0.001
Male,% 67.7 67.9 81.8 <0.001
Current or ex-smokers,% 59.7 65.1 76.5 <0.001
Alcohol use,% 71.8 75.5 21.3 <0.001
Hormone use,% 2.1 2.0 1.0 0.011
Family history of CRC,% 42.8 41.0 43.1 0.256
  1. CRC colorectal cancer, SL serrated lesions.