Skip to main content

Table 2 Multiple linear regression analysis of hemoglobin drop after adjusting for confounding variables

From: Unstable intertrochanteric fractures are associated with a greater hemoglobin drop during the perioperative period: a retrospective case control study

Multiple linear regression analysis

 

β

t

p value

VIF

AO classification (stable and unstable)

0.51

2.07

0.04*

1.00

Time between injury and surgery

0.13

1.65

0.10

1.18

Age

0.03

1.64

0.10

1.14

BMI

0.02

0.90

0.36

1.13

Anticoagulant use

−0.67

−0.80

0.42

1.19

  1. Abbreviations: BMI Body mass index, VIF Variance Inflation Factor
  2. Dependent variable: hemoglobin drop;
  3. Independent variables: AO classification (stable and unstable), time interval between injury and surgery, age, BMI, and anticoagulant use
  4. *p < 0.05