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Table 4 Parameter estimation of the generalized estimation equation for the application of health behavior

From: Effectiveness of a multidimensional intervention program in improving occupational musculoskeletal disorders among intensive care unit nurses: a cluster-controlled trial with follow-up at 3 and 6 months

Variable

Single-factor analysis

Multiple-factor analysis

ORa

Upper

Lower

p-value

ORa

Lower

Upper

p-value

Age

1.008

0.845

1.202

0.928

    

Sex

 Male

0.310

0.055

1.768

0.187

    

 Female

1

       

BMIb

  < 18.5

8.790

1.276

36.639

0.033

    

 18.5–23.9

3.845

0.485

13.463

0.202

    

 24.0–27.9

5.393

0.689

28.236

0.095

    

  ≥ 28

1

       

Marital Status

 Single

3.116

0.729

13.323

0.125

    

 Married

1

       

ICUc employment

 1–2 years

0.769

0.071

8.367

0.829

    

 3–5 years

1.433

0.196

10.470

0.723

    

 5–10 years

0.329

0.049

2.218

0.254

    

  > 10 years

1

       

Job title

 Nurse

3.326

0.514

21.514

0.207

    

 Senior nurse

0.773

0.125

4.774

0.781

    

 Supervisor nurse

1

       

Education

 Junior college

0.435

0.016

11.867

0.622

    

 Bachelor

1.764

0.107

29.002

0.691

    

 Master/Doctoral

1

       

Group

 Group = 0(Control group)

    

0.025

0.011

0.132

< 0.001

 Group = 1 (Intervention gruop)

    

1

  

Time

 Time = 0 (Baseline)

    

0.015

2.149

0.011

< 0.001

 Time = 1 (3 months)

    

1.252

0.294

5.339

0.761

 Time = 2 (6 months)

    

1

   

Group × time

 [Group = 0] × [Time = 0]

    

23.932

21.197

46.157

< 0.001

 [Group = 0] × [Time = 1]

    

3.818

0.341

42.757

0.277

 [Group = 0] × [Time = 2]

    

1

   

 [Group = 1] × [Time = 0]

    

1

   

 [Group = 1] × [Time = 1]

    

1

   

 [Group = 1] × [Time = 2]

    

1

   
  1. aOR Odds ratio
  2. bBMI Body Mass Index
  3. cICU Intensive care unit
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