Table 3.

Multivariate risk score calculated using the entire sample (n=4,862).

Preoperative characteristics	Point*
Age
< 51 years	0
51 to 65 years	1
≥ 66 years	3
Urgent/emergency surgery	1
PAOD	1
History of CVD	2
CPB time ≥ 110 min	1

^*Obtained by rounding the odds ratios from the logistic model for the entire sample.

CPB=cardiopulmonary bypass; CVD=cerebrovascular disease; PAOD=peripheral arterial occlusive disease