Table 3

 Association of medium and high (versus lowest tertile) macronutrient and food constituent intake and relapse in ulcerative colitis

Median daily consumptionCategorical analysis (comparing tertiles to tertile of lowest dietary intake)Continuous analysis
RelapseNon-relapseMedium intake OR (95% CI)High intake OR (95% CI)LRT pOR*95% CI
*Odds ratio per 10 units of dietary variable, except for energy for which the odds ratio is per 100 kJ.
OR (95% CI), odds ratio (95% confidence interval).
p value from likelihood ratio test (LRT).
Macronutrients
    Energy (kJ)11567106571.32 (0.57–3.06)2.81 (1.14–6.93)0.0531.011.00–1.02
    Fat (g)100941.30 (0.57–2.96)2.52 (1.06–5.97)0.0851.060.99–1.13
    Fibre (g)21221.06 (0.31–3.70)0.88 (0.34–2.29)0.9161.080.76–1.55
    Carbohydrate (g)2913190.94 (0.41–2.14)1.31 (0.56–3.06)0.6981.020.99–1.05
    Protein (g)97881.38 (0.60–3.15)3.00 (1.25–7.19)0.0341.131.01–1.26
    Alcohol (g)14101.21 (0.53–2.79)2.42 (1.04–5.62)0.0881.191.01–1.41
Food constituents
    Non-starch polysaccharide (g)16.416.31.07 (0.48–2.39)1.14 (0.51–2.55)0.9541.180.76–1.83
    Sulphur (mg)3963501.28 (0.57–2.87)2.76 (1.19–6.40)0.0391.021.00–1.05
    Sulphate (mg)6686361.45 (0.64–3.30)2.61 (1.08–6.30)0.0891.021.00–1.04