TABLE 4

Outcomes of the Parents

Baseline5 Months12 MonthsBaseline – 5-Month AssessmentBaseline – 12-Month Assessment
RR (95% CI)RRd (95% CI)RR (95% CI)RR (95% CI)
Not married, n175167160
 Both injured, %42.537.135.00.88 (0.67 to 1.14)0.86 (0.66 to 1.13)0.83 (0.60 to 1.13)0.90 (0.63 to 1.27)
 Child injured, %22.622.221.70.98 (0.82 to 1.18)0.97 (0.80 to 1.17)0.96 (0.78 to 1.18)1.04 (0.81 to 1.34)
 Parent injured, %32.832.430.00.99 (0.84 to 1.16)0.97 (0.82 to 1.15)0.91 (0.73 to 1.14)1.00 (0.76 to 1.30)
 Neither injured, %34.034.531.21.01 (0.97 to 1.06)Reference0.92 (0.79, 1.06)Reference
Not working/student/homemaker, n175167160
 Both injured, %5.823.218.74.00 (0.73 to 21.98)5.21 (0.73 to 37.08)3.22 (0.64 to 16.19)3.14 (0.54 to 18.15)
 Child injured, %7.511.78.11.56 (0.44 to 5.55)2.03 (0.41 to 10.06)1.08 (0.27 to 4.35)1.05 ( 0.22 to 4.97)
 Parent injured, %25.544.626.51.75 (1.11 to 2.77)2.28 (0.78 to 6.70)1.04 (0.57 to 1.90)1.02 (0.41 to 2.53)
 Neither injured, %15.511.915.80.77 (0.29 to 2.04)Reference1.02 (0.52 to 2.03)Reference
≥1 ADLs impaired,a n716661
 Both injured, %5.723.030.34.00 (0.72 to 22.39)5.26 (0.89 to 31.22)
 Parent injured, %5.542.024.17.69 (2.66 to 22.26)4.42 (1.38 to 14.14)
≥1 IADLs impaired,a n716661
 Both injured, %5.741.237.57.01 (1.11 to 44.13)6.35 (1.03 to 39.04)
 Parent injured, %5.649.040.08.82 (3.02 to 25.77)7.22 (2.43 to 21.39)
Change (95% CI)Change Diff (95% CI)bChange (95% CI)Change Diff (95% CI)b
SF-36 Physical Component Score,c n716661
 Mean score
  Both injured55.544.945.9−12.0 (−17.2 to −6.9)−10.6 (−15.9 to −5.4)
  Parent injured54.843.044.8−12.0 (−15.0 to −9.0)−10.2 (−13.2 to −7.1)
SF-36 Mental Component Score,c n716661
 Mean score
  Both injured55.345.745.9−10.5 (−15.9 to −5.2)−10.5 (−16.0 to −5.1)
  Parent injured54.045.946.2−8.3 (−11.4 to −5.3)−7.9 (−11.1 to −4.8)
SF-12 Physical Component Score, na10310099
 Mean score
  Child injured52.150.550.5−1.6 (−3.5 to 0.4)−1.7 (−3.7 to 0.3)
  Neither injured53.153.552.20.5 (−1.5 to 2.5)−1.0 (−2.9 to 1.0)
SF-12 Mental Component Score, na10310099
 Mean score
  Child injured51.750.751.0−1.0 (−3.5 to 1.5)−0.8 (−3.2 to 1.7)
  Neither injured49.851.049.71.1 (−1.4 to 3.6)0.1 (−2.4 to 2.6)
Patient Health Questionnaire-9, n174166160
 Mean score
  Both injured2.46.26.03.8 (1.5 to 6.2)3.7 (1.0 to 6.4)3.6 (1.2 to 5.9)3.3 (0.6 to 6.1)
  Child injured2.73.23.80.5 (−0.8 to 1.9)0.5 (−1.5 to 2.4)1.1 (−0.2 to 2.5)0.9 (−1.0 to 2.8)
  Parent injured3.17.66.64.5 (3.1 to 5.9)4.4 (2.5 to 6.4)3.5 (2.1 to 4.9)3.3 (1.3 to 5.2)
  Neither injured3.83.94.00.1 (−1.3 to 1.4)Reference0.2 (−1.1 to 1.6)Reference
AUDIT-C, n175166160
 Mean score
  Both injured2.22.42.60.2 (−0.5 to 0.9)0.1 (−0.7 to 0.9)0.4 (−0.3 to 1.1)0.5 (−0.3 to 1.3)
  Child injured1.31.31.5−0.01 (−0.4 to 0.4)−0.1 (−0.7 to 0.5)0.2 (−0.2 to 0.6)0.3 (−0.3 to 0.8)
  Parent injured3.02.22.4−0.8 (−1.2 to −0.4)−0.9 (−1.5 to −0.3)−0.6 (−1.1 to −0.2)−0.5 (−1.1 to 0.04)
  Neither injured2.02.11.90.1 (−0.3 to 0.5)Reference−0.1 (−0.5 to 0.3)Reference
Family Assessment Device, n175166160
 Mean score
  Both injured21.921.323.7−0.6 (−3.4 to 2.1)−1.7 (−4.9 to 1.4)1.7 (−1.1 to 4.5)0.1 (−3.1 to 3.3)
  Child injured19.521.021.01.5 (−0.03 to 3.1)0.4 (−1.8 to 2.6)1.6 (−0.01 to 3.2)0.02 (−2.2 to 2.3)
  Parent injured20.221.922.71.8 (0.2 to 3.4)0.7 (−1.6 to 2.9)2.5 (0.9 to 4.2)1.0 (−1.3 to 3.2)
  Neither injured20.021.121.61.1 (−0.5 to 2.7)Reference1.6 (−0.02 to 3.2)Reference
  • AUDIT-C, Alcohol Use Disorders Identification Test; CI, confidence interval; Diff, difference; RR, relative risk; SF-12, 12-Item Short-Form Health Survey.

  • a Adjusted for age and gender.

  • b Adjusted for Neither-Injured group.

  • c Adjusted for age, gender, and Injury Severity Score.

  • d Compared to the Neither injured group.