Prediction of postoperative mortality in elderly patient with hip fractures: a single-centre, retrospective cohort study

Table 4 Multivariate linear regression model

Variable	Mean	Standard deviation	P-value
POSPOM	0.15	0.07	0.046
POSPOM + Age	0.025	0.04	0.56
POSPOM + Male POSPOM + NLR D₀ POSPOM + CRP D₀	0.25 0.058 0.004	0.59 0.038 0.016	0.67 0.12 0.82

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