Table 2.

Univariable and multivariable Cox regression analysis to assess risk factors for time to recurrence in the studied population

	Univariable analysis
	HR	95% CI	P value
Age	0.99	0.97,1.01	0.252
Female gender	1.09	0.62,1.92	0.753
Idiopathic/viral aetiology	2.14	0.92, 5.00	0.077
CRP>5	1.71	0.97,3.03	0.064
Pericardial disease duration	1.00	0.99,1.00	0.090
Number of recurrences	1.04	0.98,1.10	0.233
Pericardial effusion	1.79	1.06,3.05	0.030
Colchicine	0.54	0.31,0.93	0.027
NSAIDs	1.16	0.69,1.97	0.570
Corticosteroids	1.65	0.81,3.36	0.171

	Multivariable analysis
	HR	95% CI	P value
Idiopathic/viral aetiology	2.07	0.88,4.88	0.097
CRP>5	1.37	0.76,2.47	0.293
Pericardial effusion	1.54	0.90,2.66	0.116
Colchicine	0.52	0.29,0.91	0.021
Corticosteroids	1.69	0.81,3.55	0.164

Bold type features that were considered in multivariable analysis for p values.

.CRP, C reactive protein; NSAIDs, non-steroidal anti-inflammatory drugs.