Table 1 Baseline characteristics of the participants
Characteristic | Patients with chronic low back pain | Healthy persons | p-value | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
Control (n = 15) | Mirror (n = 15) | Sensor (n = 14) | Control (n = 17) | Mirror (n = 15) | Sensor (n = 15) | |||||
Sociodemographic data | ||||||||||
 Age (years) | 43 (12) | 36 (13) | 40 (17) | 37 (10) | 40 (14) | 33 (14) | 0.31 | |||
 Gender, n female (%) | 5 (33) | 7 (47) | 6 (43) | 10 (59) | 6 (40) | 8 (53) | 0.31 | |||
 Height (cm) | 176 (11) | 175 (7) | 171 (8) | 174 (5) | 170 (9) | 172 (9) | 0.38 | |||
 Weight (kg) | 78 (14) | 69 (12) | 70 (11) | 70 (11) | 63 (11) | 71 (13) | 0.05 | |||
LBP Questionnaires | ||||||||||
 Onset LBP (years)a | 3 (7) | 4 (6) | 6 (10) |  |  |  |  |  |  | 0.56 |
 NPRS 7 days (0–10) | 4.9 (1.5) | 4.5 (1.9) | 4.5 (1.4) |  |  |  |  |  |  | 0.72 |
 NPRS current (0–10) | 3.1 (2.0) | 2.9 (1.9) | 3.2 (2.2) |  |  |  |  |  |  | 0.93 |
 RMDQ (0–24) | 7.7 (3.5) | 7.5 (4.9) | 6.6 (3.3) |  |  |  |  |  |  | 0.69 |
 TSK (17–68) | 37.9 (5.5) | 37.1 (6.9) | 37.1 (8.6) |  |  |  |  |  |  | 0.94 |