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Table 1 Comparison of general data between two groups of patients

From: The effect of preoperative hypoalbuminemia on complications after primary hip arthroplasty

Factors

Control group

Case group

χ2 or t value

95%CI

p value

Age (years),‾x±s

73.20±8.04

75.88±8.92

2.249

0.331–5.022

0.026

Sex (n, %)

  

0.737

0.429–1.392

0.391

 Man

40 (30.53%)

29 (36.25%)

   

 Woman

91 (69.47%)

51 (63.75%)

 

BMI (kg/m2)

22.76±2.57

22.08±2.03

2.021

-1.351– -0.017

0.045

Hospital stay (days)

12.46±3.16

14.99±5.72

4.132

1.323–3.736

<0.001