TABLE 2.

Relative incidences (RI) and 95% confidence intervals (CI) for hemorrhagic stroke by risk period, for two self‐controlled case series models

		Model 1		Model 2
Risk period (days)	Events	RI	95 % CI	RI	95% CI
Control period	2657	1.00		1.00
Dose 1:
Day 0	4	0.31	(0.11, 0.86)	0.31	(0.11, 0.86)
Days 1 to 14	166	1.09	(0.87, 1.36)	1.10	(0.88, 1.36)
Dose 2:
Day 0	3	0.49	(0.16, 1.58)	0.50	(0.16, 1.61)
Days 1 to 14	64	0.93	(0.66, 1.33)	0.94	(0.66, 1.34)
Both doses:
Day 0	7	0.38	(0.18, 0.82)	0.38	(0.18, 0.83)
Days 1 to 14	230	1.07	(0.86, 1.33)	1.07	(0.86, 1.33)