Table 2.

Multivariable model of clinical and procedural characteristics independently associated with peri-procedural pericardial effusion requiring intervention.

Characteristic	Odds Ratio	95% Wald Confidence Limits		P value
Age	1.02	1.007	1.034	0.002
Female Sex	1.74	1.419	2.122	<0.001
Left ventricular function*	1.58	1.087	2.288	0.017
Clinically relevant prior bleeding	0.77	0.631	0.947	0.013
AF classification, paroxysmal	1.48	1.183	1.854	<0.001
Serum albumin	0.79	0.642	0.968	0.023
Aspirin and P2Y12 regimen pre-procedure	1.76	1.166	2.669	0.007
No access system used	7.90	4.606	13.541	<0.001
Multiple access systems used	1.68	1.150	2.468	0.007
Sinus rhythm during procedure	1.26	1.016	1.556	0.036
Moderate sedation intra-procedure	2.10	1.391	3.155	<0.001

C-statistic, 0.668

^*Ejection fraction >40%

AF, atrial fibrillation