Table 2. Comparison of the incidence of nonvariceal upper GI bleeding.

Day	Dengue cohort		Nondengue cohort		Crude HR (95% CI)	P-value	Adjusted HR* (95% CI)	P-value	Adjusted SHR† (95% CI)	P-value
	No. of events	Incidence rate (per 1000 person-months)	No. of events	Incidence rate (per 1000 person-months)
≤30	195	15.14	14	0.27	56.12 (32.63–96.52)	< 0.0001	55.40 (32.17–95.42)	< 0.0001	55.34 (32.10–95.44)	< 0.0001
> 30	247	0.19	939	0.18	1.05 (0.91–1.21)	0.485	0.97 (0.84–1.12)	0.692	1.00 (0.87–1.16)	0.956
31–365	23	0.16	110	0.19	0.84 (0.54–1.32)	0.444	0.80 (0.51–1.26)	0.338	0.81 (0.51–1.27)	0.353
> 365	224	0.19	829	0.18	1.08 (0.93–1.25)	0.319	0.99 (0.86–1.15)	0.936	1.02 (0.88–1.19)	0.797

Adjusted HR*: Hazard ratio adjusted for age, sex, area of residence, comorbidities, and medications listed in Table 1.

Adjusted SHR† Subdistribution hazard ratio adjusted for age, sex, area of residence, comorbidities, and medications listed in Table 1.