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. 2012 Apr;14(4):236–241. doi: 10.1111/j.1477-2574.2011.00433.x

Table 4.

Univariate and multivariate analyses of pre- and intraoperative factors and associations with blood loss of ≥1000 ml in major resections (≥3 segments)

Variable OR 95% CI P-value
Univariate analysis

≥1 comorbidity 1.017 0.408–2.535 0.971

Peak CVP >10 cm H2O 3.339 1.340–8.310 0.010

Minimum CVP <5 cm H2O 1.314 0.556–3.101 0.534

Age >70 years 0.636 0.219–1.848 0.406

Albumin <35 0.385 0.041–3.635 0.404

Bilirubin >16 2.50 0.62–10.10 0.198

Platelets <150 1.870 0.349–10.000 0.465

Prothrombin time >12 s 1.793 0.552–5.250 0.331

Multivariate analysis

CVP >10 cm H2O 5.52 1.70–17.20 0.003

Anaesthetist 0.020

 1 1

 2 0.036 0.002–0.670 0.026

 3 0.01 0.00–0.26 0.006

 4 0.10 0.10–1.04 0.054

 5 0.111 0.004–2.780 0.181

 6 0.278 0.025–3.162 0.302

 7 0.600 0.049–7.407 0.691

OR, odds ratio; 95% CI, 95% confidence interval; CVP, central venous pressure.