Table V.

Outcomes, Stratified by the Development of POAF

Outcomes	POAF (N=10957)	No POAF (N=359490)	Adjusted OR* [95% CI]	P value
Mortality	1549 (14.1%)	7402 (2.1%)	1.72 [1.59–1.86]	<0.001
Readmission at 30 days	1586 (14.4%)	35419 (9.8%)	1.00 [0.94–1.06]	0.999
			Adjusted Difference* [95% CI]
Length of Stay, Median, [IQR]†	11 [6–19]	4 [3–8]	+24.0% [21.5%–26.5%]	<0.001
Hospitalization Cost, Median [IQR]‡	27164 [17133–49745]	15076 [10519–22769]	+4177 [3764–4590]	<0.001

Abbreviations: POAF, Post-operative atrial fibrillation

^*Adjusted odds ratio or adjusted difference for the outcome, associated with POAF; regression models are fully adjusted

^† Length of stay in days, log transformed in adjusted model

^‡ top 5th percentile of cost removed to reduce skewness, cost is in dollars