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Table 2 Numbers and weighted prevalence rates (%) of intestinal symptoms by gender

From: Epidemiology of gastrointestinal symptoms in young and middle-aged Swiss adults: prevalences and comorbidities in a longitudinal population cohort over 28 years

   N M + F% M% F% p
Constipation subacute≥1 week 39 5.6 3.4 7.7 < 0.001
  chronic≥3 months 51 5.7 3.1 8.1 < 0.001
  subacute+chronic 90 11.3 6.5 15.8 < 0.001
Diarrhoea subacute≥1 week 42 4.9 4.2 5.5 0.133
  chronic≥1 month 57 7.7 6.7 8.7 0.068
  subacute+chronic 99 12.6 10.9 14.2 0.013
Pain, pressure, bloating subacute≥1 week 47 8.6 5.7 11.3 < 0.001
chronic≥3 months 66 8.1 4.6 11.4 < 0.001
subacute+chronic 113 16.7 10.4 22.7 < 0.001
Any symptoms subacute≥1 week 57 9.0 6.3 11.7 < 0.001
  chronic≥1 or 3 months 91 12.2 8.3 16.0 < 0.001
  subacute+chronic 148 21.3 14.6 27.6 < 0.001
  1. Legend: n = number in the sample, prevalences: rates, back-weighted to the general population, M = male, F = female, p = type I error that the prevalences of m and f are different (two-sided)