Table 3 One-way RM ANOVA results for pain and trunk mobility and two-way RM ANOVA results for ADC (treatment factor).

From: Short-term increase in discs’ apparent diffusion is associated with pain and mobility improvements after spinal mobilization for low back pain

  Before After F P-value Power Effect size (η2)
Mean ± SD Mean ± SD
Pain (on 10)
VAS 5.4 ± 1.9 2.1 ± 1.5 61.9 <0.001 1.000 0.510
OAS 5.5 ± 1.6 2.3 ± 1.7 61.8 <0.001 1.000 0.523
Mobility (cm)
TF 28 ± 15 19 ± 13 12.9 0.003 0.911 0.092
TE 62 ± 5 57 ± 6 13.2 0.002 0.919 0.199
TLF l 50 ± 6 46 ± 6 20.5 <0.001 0.991 0.157
TLF r 49 ± 8 44 ± 5 14.3 0.002 0.939 0.130
ADC
ADC all    98.9 <0.001 1.000 0.026
ADC ant    83.8 <0.001 1.000 0.041
ADC mid    21.2 <0.001 0.992 0.014
ADC post    69.4 <0.001 1.000 0.022
  1. VAS: visual analogue scale; OAS: oral analogue scale; TF: trunk flexion; TE: trunk extension; TLFl: lateral flexion left; TLFr: lateral flexion right; ADCall: mean of ADCant, ADCmid, and ADCpost; ADCant: mean of anterior ROIs; ADCmid: mean of middle ROIs; ADCpost: mean of posterior ROIs; significant values are in bold.