Table 4.

Predictive value of POD2ALB ≤3.0 g/dL for the occurrence of postoperative pleural effusion.

		Unadjusted				Multivariable adjusteda			Propensity score-matched
		Event/n	OR	95% CI	P-value	OR	95% CI	P-value	Event/n	OR	95% CI	P-value
Pleural effusion	POD2ALB ≤3.0 g/dL	763/1527	1.51	1.23–1.84	<0.001	1.73	1.38–2.16	< 0.001	225/431	1.69	1.30–2.21	<0.001
	POD2ALB >3.0 g/dL	207/519	1						169/431	1

^aAdjusted by all variables in Table 1.

Abbreviations: POD2ALB ≤3.0 g/dL, lowest albumin level within postoperative day 2 ≤3.0 g/dL; OR, odds ratio; CI, confidence interval.