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Table 4 Risk of diverticulosis according to fruit 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
Fruit
Age     0.055
< 60 years
 No. of cases 35/93 15/60 7/51  
Prevalence Ratio (95% CI)
 Age adjusted 1.00 0.66 (0.36–1.21) 0.36 (0.16–0.80)  
 Multivariable-adjusted 1.00 0.62 (0.33–1.15) 0.33 (0.14–0.81)  
≥60 years
 No. of cases 67/107 54/92 40/88  
Prevalence Ratio (95% CI)
 Age adjusted 1.00 0.92 (0.64–1.31) 0.72 (0.49–1.06)  
 Multivariable-adjusted 1.00 0.92 (0.63–1.36) 0.77 (0.51–1.17)  
BMI (kg/m2)     0.317
< 25
 No. of cases 29/63 22/57 15/62  
Prevalence Ratio (95% CI)
 Age adjusted 1.00 0.75 (0.43–1.30) 0.49 (0.26–0.92)  
 Multivariable-adjusted 1.00 0.75 (0.41–1.37) 0.57 (0.29–1.09)  
≥25
 No. of cases 73/137 47/95 32/77  
Prevalence Ratio (95% CI)
 Age adjusted 1.00 0.89 (0.61–1.28) 0.72 (0.47–1.09)  
 Multivariable-adjusted 1.00 0.85 (0.58–1.26) 0.70 (0.45–1.09)  
Smoking     0.473
Current or past
 No. of cases 39/60 20/37 17/41  
Prevalence Ratio (95% CI)
 Age adjusted 1.00 0.95 (0.58–1.54) 0.69 (0.42–1.14)  
 Multivariable-adjusted 1.00 0.91 (0.55–1.51) 0.72 (0.42–1.23)  
Never
 No. of cases 45/97 32/80 12/60  
Prevalence Ratio (95% CI)
 Age adjusted 1.00 0.77 (0.51–1.15) 0.55 (0.34–0.90)  
 Multivariable-adjusted 1.00 0.74 (0.48–1.14) 0.58 (0.35–0.97)  
Red Meat Intake     0.925
< 2 times/week
 No. of cases 35/67 19/39 12/47  
Prevalence Ratio (95% CI)
 Age adjusted 1.00 0.92 (0.57–1.52) 0.65 (0.39–1.09)  
 Multivariable-adjusted 1.00 0.83 (0.49–1.41) 0.68 (0.39–1.17)  
≥2 times/week
 No. of cases 45/79 31/75 18/52  
Prevalence Ratio (95% CI)
 Age adjusted 1.00 0.71 (0.47–1.08) 0.63 (0.39–1.02)  
 Multivariable-adjusted 1.00 0.72 (0.47–1.12) 0.65 (0.39–1.09)