Table 3.

Hazard ratios of events during 6 months follow-up in the propensity score matched samples

	Bupropion vs NRT (n=12 786)	Varenicline vs NRT (n=100 326)
Ischaemic heart disease	0·59 (0·37–0·93)	0·86 (0·76–0·97)
Cerebral infarction	0·46 (0·24–0·89)	0·58 (0·47–0·73)
Heart failure	0·44 (0·14–1·44)	0·64 (0·42–0·98)
Peripheral vascular disease	1·62 (0·67–3·92)	0·95 (0·73–1·23)
Arrhythmia	0·43 (0·21–0·91)	0·72 (0·55–0·92)
Depression	0·80 (0·70–0·92)	0·65 (0·61–0·68)
Self-harm	0·90 (0·49–1·68)	0·60 (0·48–0·76)

Data in parentheses are 95% CIs. NRT=nicotine replacement treatment.