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. 2015 Jan 13;3:e713. doi: 10.7717/peerj.713

Table 4. Uni- and multivariate analysis regarding risk factors of postoperative complications in 82 patients undergoing major abdominal surgery.

C-reactive protein (CRP) and Neutrophil-to-Lymphocyte ratio (NLR) values are considered at day + 1 (D1), day + 2 (D2) and day + 7 (D7).

Odds ratio 95% confidence interval P
Univariate analysis
Cirrhosis 1.66 1.08 2.56 0.02
Peripheral vascular disease 1.65 1.33 2.04 <0.001
Coronaropathy 1.62 1.23 2.14 <0.001
CRP preop 1.03 0.90 1.18 0.64
CRP D1 0.96 0.90 1.03 0.27
CRP D2 1.03 0.99 1.06 0.10
CRP D7 0.97 0.93 1.01 0.15
NLR preop 0.97 0.87 1.08 0.59
NLR D1 0.98 0.95 1.01 0.18
NLR D2 1.02 0.97 1.07 0.37
NLR D7 1.05 1.01 1.09 0.01
Multivariate analysis
NLR D7 1.03 1.01 1.04 <0.001