Table 3.

Sensitivity analyses. Odds ratio and 95% confidence intervals for major cardiac adverse events with procainamide taking amiodarone as the reference treatment

	n	MCAE in procaniamide group (%)	MCAE in amiodarone group (%)	OR (95% CI)	P
Including all patients	74	(6/39) 15.4%	(15/35) 42.8%	0.24 (0.08–0.73)	0.011
Including only patients who were analysed	62	(3/33) 9.1%	(12/29) 41.4%	0.14 (0.03–0.57)	0.006
Including only patients with structural heart disease	49	(3/26) 11.5%	(10/23) 43.5%	0.17 (0.04–0.73)	0.017
OR adjusted for age and sex	62	(3/33) 9.1%	(12/29) 41.4%	0.10 (0.02–0.48)	0.004
OR adjusteda	62	(3/33) 9.1%	(12/29) 41.4%	0.11 (0.02–0.55)	0.008

MCAE, mayor cardiac adverse event.

^aAdjusted by sex, age, structural heart disease, and previous oral amiodarone.