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Table 2 Odds ratios for full sick leave month twelve after trauma

From: Post-trauma morbidity, measured as sick leave, is substantial and influenced by factors unrelated to injury: a retrospective matched observational cohort study

 

Univariate

P value*

Multivariable OR (95% CI)

P value*

Age, years

 

< 0.001

 

< 0.001

 20–29

Ref

 

Ref

 

 30–44

1.82 (1.42–2.33)

 

1.76 (1.33–2.35)

 

 45–63

2.24 (1.75–2.88)

 

1.77 (1.32–2.38)

 

Gender

 Female

Ref

 

Ref

 

 Male

1.19 (0.96–1.48)

0.109

1.08 (0.84–1.39)

0.564

History of comorbidity

 Psychiatric

2.21 (1.73–2.82)

< 0.001

1.46 (1.05–2.04)

0.024

 Substance abuse

1.76 (1.38–2.25)

< 0.001

0.94 (0.68–1.29)

0.696

 Somatic

1.46 (1.15–1.85)

0.002

1.05 (0.79–1.39)

0.753

Education

 

0.011

 

0.005

 High

Ref

 

Ref

 

 Medium

1.30 (1.02–1.65)

 

1.36 (1.03–1.79)

 

 Low

1.51 (1.15–1.98)

 

1.70 (1.24–2.34)

 

Sick leave month one before trauma, days/month

 

< 0.001

 

< 0.001

 None

Ref

 

Ref

 

 Part

6.70 (4.88–9.19)

 

7.72 (5.30–11.23)

 

 Full

11.99 (7.59–18.94)

 

11.98 (7.04–20.39)

 

ISS

 

< 0.001

 

0.025

 ≤ 15

Ref

 

Ref

 

 16–24

2.78 (2.15–3.59)

 

0.99 (0.70–1.40)

 

 25–40

7.45 (5.68–9.76)

 

1.67 (1.14–2.46)

 

  > 40

12.91 (7.73–21.57)

 

1.41 (0.73–2.72)

 

GCS on arrival

 

< 0.001

 

< 0.001

 14–15

Ref

 

Ref

 

 9–13

2.56 (1.88–3.50)

 

1.46 (1.00–2.13)

 

 3–8

6.71 (5.18–8.70)

 

2.40 (1.68–3.42)

 

AIS > 2

 Head

3.80 (3.08–4.67)

< 0.001

1.17 (0.85–1.61)

0.327

 Spine

4.39 (3.22–5.98)

< 0.001

2.36 (1.60–3.48)

< 0.001

SAP on arrival, mm Hg

 ≥ 90

Ref

 

Ref

 

  < 90

3.32 (1.96–5.62)

< 0.001

0.81 (0.42–1.56)

0.526

Length of stay hospital, days

 0–7

Ref

< 0.001

Ref

< 0.001

  > 7

6.26 (5.15–7.61)

 

2.68 (1.97–3.63)

 

Discharge destination

 Home

Ref

 

Ref

 

 Other hospital/rehab

6.29 (5.17–7.65)

< 0.001

2.18 (1.64–2.89)

< 0.001

  1. OR Odds Ratio, CI Confidence Interval, ISS Injury Severity Score, GCS Glasgow Coma Scale, AIS Abbreviated Injury Scale, SAP Systolic Arterial Pressure, mm Hg Millimeters of mercury
  2. *χ2-test