Table 2.

Multivariate analysis of infectious complications

Prognostic variable	OR (95% CI)	P
FEV1 (per 10% of expected FEV1)	0.79 (0.63–0.99)	0.045
History of cardiac valve disease or arrhythmia	7.30 (0.78–68.3)	0.081
Duration of surgery	1.27 (0.98–1.64)	0.069
Age per 10 years	1.36 (0.90–2.07)	0.142
Mean postoperative glucose	1.21 (0.86–1.72)	0.279

CI, confidence interval; FEV1, forced expiratory volume in 1 s; OR, odds ratio.