Association between social phobia and the risk of arrhythmia using the Korean National Sample Cohort: a retrospective cohort study

Table 3 Subgroup analysis of arrhythmia by ICD-10 code and association with social phobia

	Paroxysmal tachycardia (I47)				Atrial fibrillation and flutter (I48)				Other cardiac arrhythmias (I49)
	HR	95% CI			HR	95% CI			HR	95% CI
Social Phobia	1.07	(0.39	–	2.91)	2.20	(1.06	–	4.57)	1.83	(1.16	–	2.89)

All variables in Table 1 were included in Cox proportional hazard model. The control group who had no social phobia history was used as reference in the model. HR Hazard ratio, CI Confidence interval

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