Table 2

Parameter estimates from mixed effects Tobit regressions for MBI and pain severity (VAS)

Physical function (MBI)Pain severity (VAS)
Coef.SEP valueCoef.SEP value
Male1.351.440.351−0.0610.180.74
Age (centred)−0.180.04<0.0010.0070.0050.21
Years of formal education (centred)−0.640.200.0020.0790.030.002
Married−0.951.760.588−0.010.220.963
Injury type (referent: fracture)
  • SCI

−0.482.940.8700.850.380.025
  • TBI

2.404.400.5860.430.540.418
  • Amputation

−7.323.480.036−1.220.450.008
  • Other injury

−13.573.60<0.001−0.820.480.087
Time to EQ in months0.080.130.5360.070.02<0.001
Time to EQ in months2 0.0050.0020.035−0.0020.0003<0.001
NHV-E−8.122.550.0010.310.300.296
NHV-L−22.744.21<0.001−0.550.510.280
NHV-E*time to EQ in months0.960.15<0.001−0.050.020.006
NHV-L*time to EQ in months1.690.26<0.0010.040.030.249
NHV-E*time to EQ in months2 −0.020.002<0.0010.0010.00030.061
NHV-L*time to EQ in months2 −0.0220.004<0.001−0.0010.0010.312
Intercept83.402.74<0.0012.84480.5166<0.001
Random effects
  • Variance (intercept: ID)

411.79 (32.22)4.72 (0.40)
  • Variance (slope: time)

0.08 (0.01)0.001 (0.0002)
  • Correlation (ID, time)

−0.69−0.36
  • EQ, earthquake; MBI, Modified Barthel Index; SCI, spinal cord injury; TBI, traumatic brain injury; VAS, Visual Analogue Scale.