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Table 2 SF 12 physical component score (PCS), mental component score (MCS) and EQ-5D-3L measures (summary score and EQ-VAS) stratified by pre-injury socio-demographic characteristics and health characteristics

From: Restriction in functioning and quality of life is common in people 2 months after compensable motor vehicle crashes: prospective cohort study

   PCS MCS EQ-5D summary EQ-VAS
Pre-injury socio-demographic characteristics N Mean (SD) P a Mean (SD) P a Mean (SD) P a Mean (SD) P a
Age (years)    0.003   0.37   0.008   0.17
 <45 192 38.4 (11.7)   47.1 (10.8)   0.74 (0.16)   67.3 (21.4)  
 ≥45 171 34.8 (11.0)   46.0 (11.8)   0.69 (0.21)   64.1 (22.9)  
Gender    0.89   0.25   0.74   0.94
 Male 135 36.8 (12.1)   47.5 (11.1)   0.72 (0.19)   65.9 (22.9)  
 Female 229 36.6 (11.2)   46.1 (11.3)   0.71 (0.18)   65.7 (21.7)  
Marital statusb    0.04   0.98   0.31   0.01
 Married/de facto 213 36.7 (11.7)   46.5 (11.3)   0.71 (0.20)   66.1 (22.3)  
 Divorced/widowed/separated 64 34.0 (11.6)   46.9 (11.1)   0.70 (0.20)   59.2 (26.1)  
 Single 86 38.8 (10.5)   46.6 (11.5)   0.74 (0.13)   69.9 (17.2)  
Educationb    0.01   0.10   0.02   <0.001
 Post-secondary 195 38.1 (11.5)   47.5 (10.8)   0.74 (0.15)   69.4 (19.9)  
 Secondary or less 168 35.1 (11.3)   45.6 (11.6)   0.69 (0.22)   61.8 (23.8)  
Prior paid work status    0.03   0.19   0.33   0.04
 Yes 227 37.7 (11.8)   47.2 (10.7)   0.72 (0.18)   67.6 (20.5)  
 No 137 35.0 (10.9)   45.6 (12.1)   0.70 (0.20)   62.7 (24.5)  
Mn (mean); SD (standard deviation); PCS (physical component score); MCS (mental component score); F (one-way ANOVA F statistic); P (p-value); N (number)          
Self-rated health prior to injury    0.002   <0.001   <0.001   <0.001
 Excellent/very good 274 37.7 (11.5)   47.8 (10.5)   0.72 (0.16)   69.1 (20.3)  
 Good 67 34.9 (11.0)   45.1 (12.7)   0.72 (0.21)   58.7 (25.4)  
 Fair/poor 23 29.8 (9.8)   36.7 (11.1)   0.57 (0.25)   46.1 (18.2)  
Body mass index (kg/m2)    0.003   0.02   0.003   <0.001
 <20 28 39.1 (11.4)   47.5 (9.8)   0.73 (0.11)   69.4 (16.1)  
 20–24.9 128 38.8 (12.1)   49.0 (10.0)   0.76 (0.17)   71.2 (19.7)  
 25–29.9 115 36.6 (11.1)   45.3 (12.6)   0.70 (0.19)   65.8 (20.6)  
 ≥30 93 33.3 (10.5)   44.6 (11.0)   0.67 (0.19)   57.2 (26.1)  
Smoking    0.57   0.02   0.36   0.15
 Yes 52 35.8 (11.4)   43.3 (13.0)   0.69 (0.23)   66.3 (22.2)  
 No 312 36.8 (11.5)   47.1 (10.9)   0.72 (0.18)   61.5 (21.1)  
Prior chronic illness    <0.001   0.06   <0.001   <0.001
 Yes 146 33.1 (10.2)   45.3 (12.0)   0.67 (0.19)   59.8 (22.6)  
 No 218 39.1 (11.7)   47.5 (10.6)   0.75 (0.17)   69.8 (21.0)  
Depression    0.25   <0.001   <0.001   <0.001
 Yes 15 33.3 (11.7)   28.4 (9.8)   0.18 (0.15)   39.9 (21.3)  
 No 349 36.8 (11.5)   47.4 (10.6)   0.74 (0.15)   66.9 (21.5)  
  1. aANOVA test
  2. bOne missing data