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Table 3 Risk of diverticulosis according to vegetables consumption by strata

From: Fruit and vegetable consumption is associated with lower prevalence of asymptomatic diverticulosis: a cross-sectional colonoscopy-based study

Stratum < 5 times/week 5–7 times/week > 1 time/day P for interaction
Vegetables
Age     0.128
< 60 years
 No. of cases 21/51 20/60 19/98  
Prevalence Ratio (95% CI)
 Age adjusted 1.00 0.81 (0.44–1.49) 0.45 (0.24–0.85)  
 Multivariable-adjusted 1.00 0.81 (0.42–1.57) 0.53 (0.27–1.01)  
≥60 years
 No. of cases 51/75 62/100 50/117  
Prevalence Ratio (95% CI)
 Age adjusted 1.00 0.88 (0.61–1.28) 0.64 (0.43–0.95)  
 Multivariable-adjusted 1.00 0.87 (0.59–1.29) 0.70 (0.46–1.05)  
BMI (kg/m2)     0.842
< 25
 No. of cases 20/42 22/50 25/95  
 Prevalence Ratio (95% CI)
  Age adjusted 1.00 0.96 (0.53–1.76) 0.62 (0.34–1.12)  
  Multivariable-adjusted 1.00 1.02 (0.54–1.92) 0.72 (0.39–1.34)  
≥25
 No. of cases 52/84 60/110 44/120  
 Prevalence Ratio (95% CI)
  Age adjusted 1.00 0.82 (0.57–1.19) 0.60 (0.40–0.90)  
  Multivariable-adjusted 1.00 0.82 (0.55–1.21) 0.65 (0.43–0.99)  
Smoking     0.778
Current or past
 No. of cases 27/40 31/42 19/58  
 Prevalence Ratio (95% CI)
  Age adjusted 1.00 1.06 (0.65–1.72) 0.59 (0.35–0.99)  
  Multivariable-adjusted 1.00 1.05 (0.63–1.75) 0.67 (0.39–1.16)  
Never
 No. of cases 33/63 32/79 29/103  
 Prevalence Ratio (95% CI)
  Age adjusted 1.00 0.72 (0.47–1.11) 0.58 (0.37–0.89)  
  Multivariable-adjusted 1.00 0.73 (0.47–1.13) 0.64 (0.41–1.01)  
Red Meat Intake     0.938
< 2 times/week
 No. of cases 27/46 23/40 17/68  
Prevalence Ratio (95% CI)
 Age adjusted 1.00 1.11 (0.68–1.80) 0.55 (0.33–0.94)  
 Multivariable-adjusted 1.00 1.04 (0.63–1.74) 0.59 (0.34–1.02)  
≥2 times/week
 No. of cases 28/45 41/79 28/84  
Prevalence Ratio (95% CI)
  Age adjusted 1.00 0.66 (0.42–1.04) 0.56 (0.35–0.88)  
  Multivariable-adjusted 1.00 0.71 (0.44–1.13) 0.64 (0.40–1.04)