Table 3

Multivariate relationships between alarm symptoms and lower gastrointestinal diagnostic groups: unadjusted and adjusted effects

Unadjusted modelAdjusted model*
OR95% CIp ValueOR95% CIp Value
*Adjustments were performed for significant alarm features and non-alarm features, respectively.
OR, odds ratio; 95% CI, 95% confidence interval.
Alarm features
    Age >50 y2.651.41–4.970.0022.961.47–5.940.002
    Female sex0.400.22–0.750.0040.430.22–0.860.017
    Blood on toilet paper2.701.42–5.130.0022.191.06–4.520.034
    Severe pain0.460.25–0.850.0140.850.42–1.740.662
Other symptoms and risk factors
    Pain >6 times in the past year0.200.09–0.46<0.0010.210.08–0.520.001
    Radiating pain0.340.16–0.730.0060.380.16–0.880.024
    Pain/looser bowel movements0.480.24–0.940.0320.470.23–0.960.037
    Diarrhoea3.491.40–8.670.0072.691.03–7.020.043
    Reflux0.320.12–0.830.0190.360.13–0.980.046