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Table 2 Univariate multinomial regression analyses showing the association between socio-demographic, psychological, health and injury-related characteristics and time to claim closure (n = 364), presented as adjusted odds ratio (OR) and 95 % confidence interval (CI)

From: Predictors of time to claim closure following a non-catastrophic injury sustained in a motor vehicle crash: a prospective cohort study

Parametersa

> 12–24 months to settle claimb

> 24 months to settle claimb

 

OR (95 % CI)

OR (95 % CI)

Age

1.00 (0.98–1.01)

0.99 (0.98–1.01)

Sex

  

 Male (n = 135)

1.0 (reference)

1.0 (reference)

 Female (n = 229)

0.96 (0.54–1.74)

1.25 (0.76–2.05)

Country of birth

  

 Australia (n = 236)

1.0 (reference)

1.0 (reference)

 Other (n = 128)

0.88 (0.48–1.60)

0.77 (0.47–1.27)

Educationa

  

 Tertiary qualified (n = 195)

1.0 (reference)

1.0 (reference)

 Not tertiary qualified (n = 168)

0.91 (0.51–1.62)

0.90 (0.56–1.45)

Marital status

  

 Single (n = 150)

1.0 (reference)

1.0 (reference)

 Married (n = 213)

1.06 (0.59–1.91)

0.89 (0.55–1.44)

Pre-injury paid work status

  

 No (n = 137)

1.0 (reference)

1.0 (reference)

 Yes (n = 227)

0.88 (0.49–1.58)

1.13 (0.69–1.84)

Body mass index

  

 Underweight/Normal (n = 157)

1.0 (reference)

1.0 (reference)

 Overweight/obese (n = 207)

2.72 (1.46–5.10)

1.79 (1.16–2.90)

Smoking

  

 No (n = 213)

1.0 (reference)

1.0 (reference)

 Yes (n = 149)

1.30 (0.73–2.33)

0.98 (0.61–1.59)

Pre-injury health status

  

 Fair/poor (n = 23)

1.0 (reference)

1.0 (reference)

 Good/very good/excellent (n = 341)

1.61 (0.45–5.76)

1.72 (0.61–4.86)

Pre-injury chronic illness

  

 No (n = 218)

1.0 (reference)

1.0 (reference)

 Yes (n = 146)

1.06 (0.59–1.91)

1.31 (0.81–2.11)

Pre-injury chronic pain

  

 No (n = 311)

1.0 (reference)

1.0 (reference)

 Yes (n = 53)

1.43 (0.66–3.10)

1.13 (0.58–2.22)

New injury severity scale

  

 Mild (n = 310)

1.0 (reference)

1.0 (reference)

 Moderate/severe (n = 54)

3.33 (1.52–7.31)

3.20 (1.61–6.33)

Admitted to hospital (≥1 night)

  

 No (n = 295)

1.0 (reference)

1.0 (reference)

 Yes (n = 69)

1.16 (0.55–2.48)

1.76 (0.99–3.15)

Whiplash (due to the car crash)

  

 No (n = 139)

1.0 (reference)

1.0 (reference)

 Yes (n = 224)

1.81 (0.97–3.36)

1.43 (0.88–2.33)

Fracture (due to the car crash)

  

 No (n = 333)

1.0 (reference)

1.0 (reference)

 Yes (n = 30)

5.27 (1.91–14.52)

3.71 (1.43–9.62)

OMPSQ score (per 1-unit)

1.04 (1.03–1.06)

1.04 (1.03–1.06)

PRSS-catastrophizing score (per 1-unit)

1.77 (1.41–2.24)

2.03 (1.66–2.48)

SF-12 PCS (per 1-unit)

0.93 (0.90–0.96)

0.92 (0.90–0.94)

SF-12 MCS (per 1-unit)

0.98 (0.96–1.01)

0.95 (0.93–0.98)

EQ VAS score (per 1-unit)

0.97 (0.96–0.99)

0.97 (0.96–0.98)

Lawyer involvement

  

 No (n = 209)

1.0 (reference)

1.0 (reference)

 Yes (n = 114)

14.19 (6.44–31.27)

27.34 (13.28–56.26)

Previous claim

  

 No (n = 283)

1.0 (reference)

1.0 (reference)

 Yes (n = 132)

1.29 (0.70–2.39)

1.13 (0.68–1.89)

  1. Pain-Related Self-Statements Scale-Catastrophizing (PRSS) score; OMPSQ short-form orebro musculoskeletal pain screening questionnaire, PCS physical component score, MCS mental component score, VAS visual analogue scale
  2. aAll parameters are those that are measured at baseline (within 3 months of sustaining the injury), except for lawyer involvement which was throughout the study period
  3. bReference group are those participants who settled their claim in 0–12 months
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BMC Public Health

ISSN: 1471-2458

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