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Table 8 Univariate and multivariate analysis of factors associated with mortality after surgery

From: Comparative outcomes of proximal femur intramedullary nailing vs. cemented bipolar hemiarthroplasty for treating intertrochanteric fractures in patients aged 75 and older: analysis of risk factors for postoperative all-cause mortality

 

Uni-variate analysisa

Multivariate analysisa

OR (95%CI)

Praw

OR (95%CI)

Padj

Characteristics

    

Sex

    

 Female

Reference

 

Reference

 

 Male

1.67 (1.02, 2.75)

0.039

1.816 (1.10,3.01)

0.018

Age

1.08 (1.03, 1.13)

0.001

1.09 (1.04, 1.14)

0.000

Numbers of comorbidities

    

 0

Reference

 

Reference

 

 1

10.28 (1.38, 76.54)

0.023

9.76 (1.31, 72.92)

0.026

 2

10.10 (1.35, 75.27)

0.024

9.16 (1.23, 68.50)

0.031

 >=3

14.22 (1.92,105.21)

0.009

11.87 (1.6, 88.08)

0.016

AST

0.96 (0.92, 0.99)

0.018

0.95 (0.92, 0.99)

0.019

Total blood transfusion

2.26 (1.31, 3.90)

0.003

2.12 (1.21, 3.72)

0.009

  1. Note: OR, odds ratio; 95% CI, 95% confidence interval; aUnivariate and multivariate analysis (based on the original dataset, showing only statistically significant factors)
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