Table 1

Characteristics, at entry to the trial, of patients with low back pain grouped according to the training programme

VariableGroup 1 (n=19)Group 2 (n=20)Group 3 (n=20)p Value
Values are mean (SD). The cross sectional area (CSA) of the multifidus muscle is expressed as a percentage of the CSA of the vertebral body. Group 1, 10 weeks of stabilisation training; group 2, 10 weeks of stabilisation training combined with dynamic resistance training; group 3, 10 weeks of stabilisation training combined with dynamic-static resistance training.
Age (years) 43 (13) 44 (12) 43 (12)0.72
Height (cm)170 (10)169 (11)171 (9)0.95
Weight (kg) 71 (14) 70 (14) 70 (13)0.78
CSA of multifidus
L3 upper0.341 (0.058)0.385 (0.078)0.348 (0.097)0.19
L4 upper0.547 (0.139)0.519 (0.096)0.498 (0.098)0.50
L4 lower0.71 (0.161)0.725 (0.137)0.635 (0.126)0.145