slightly short of significanceP -value = 0.083
Although in Model 1, patients with IBS were more likely to develop PD than the healthy population (HR = 2.03, 95% CI = 1.05–3.92, P -value = 0.034), Model 3 was only slightly short of significance (HR = 1.79, 95% CI = 0.93–3.46, P -value = 0.083).