Atypical antipsychotic medications and hyponatremia in older adults: a population-based cohort study

Table 3 30-day risk of a hospitalization with bowel obstruction (as defined by a hospital diagnosis code) in antipsychotic drug users and non-users

	Events, no. (%)^a		Relative risk (95 % CI)	Absolute risk increase (95 % CI), %
	Antipsychotic users	Antipsychotic non-users^b
	(n = 58,008)	(n = 58,008)
Hospitalization with bowel obstruction	55 (0.09)	44 (0.08)	1.25 (0.84 to 1.86)	0.02 (−0.01 to 0.05)

CI confidence interval
^aThe event rates and absolute risk differences are underestimated as the hospital-based diagnosis codes used to define the outcomes have high specificity but low sensitivity
^bAn antipsychotic non-users group was the referent

ISSN: 2054-3581