Table 1. Participants characteristics and questionnaire scores in the low back pain and control groups.
Low back pain group Control group P value
Age, yrs 20.6 (2.5) 21.7 (2.5) 0.346
Height, cm 166.7 (10.2) 170.1 (8.8) 0.456
Weight, kg 61.0 (10.4) 65.6 (10.6) 0.323
BMI, kg/m2 21.8 (1.7) 22.5 (1.9) 0.356
ODI, /100 12.0 (7.8) 1.50 (3.1) < 0.001
RDQ, /24 2.7 (2.5) 0.0 (0.0) 0.004
VAS, /100 46.3 (17.2) 3.8 (7.8) < 0.001
The values are given as the mean (standard deviation). Abbreviations: VAS, visual analogue scale. ODI, Oswestry Disability Index. RDQ, Roland Morris Disability questionnaire.