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Table 8 Multivariable logistic regression model for satisfaction

From: Educational video-assisted versus conventional informed consent for trauma-related debridement surgery: a parallel group randomized controlled trial

 

I can comprehend the information that the health care providers supplied for the surgery

The information that the health care providers supplied will help me make decisions for the surgery

I am satisfied with the informed consent process for the surgery

 

Odds ratio

95% CI

Odds ratio

95% CI

Odds ratio

95% CI

Intervention group (reference group = control group)

3.299***

1.614–6.746

3.246**

1.567–6.727

3.702***

1.747–7.843

Age (reference group = age < 36)

0.703

0.326–1.515

0.379*

0.175–0.822

0.371*

0.168–0.821

Sex (reference group = female)

0.552

0.260–1.175

0.770

0.359–1.653

0.578

0.264–1.264

Education (reference group = <high school)

1.243

0.412–3.752

1.230

0.414–3.654

1.119

0.379–3.303

Injury severity score (ISS) (reference group = ISS≦4)

0.654

0.268–1.595

0.849

0.353–2.039

1.031

0.421–2.523

Transferred (reference group = non-transferred)

1.307

0.578–2.955

0.883

0.383–2.036

0.669

0.287–1.563

Arrived time (reference group = other)

1.222

0.582–2.568

0.972

0.459–2.058

0.923

0.430–1.981

Physician (reference group = physician A)

0.733

0.313–1.715

0.904

0.381–2.145

0.938

0.387–2.273

Baseline knowledge score (BKS) (reference group = BKS < 60)

0.965

0.453–2.057

1.195

0.557–2.567

1.134

0.520–2.473

Likelihood ratio test for model

χ2 = 19.41; P = 0.022

χ2 = 22.13; P = 0.009

χ2 = 24.83; P = 0.003

  1. *p < 0.05; **p < 0.01; ***p < 0.001. Sample size of regression model = 142