Table 5 Self-rated walking ability measured with Oswestry Disability Index (ODI) item four and self-rated walking distance at baseline and after 9 week pre-surgery intervention divided in number of treatment sessions. Changes within groups over time
|  | 0-11 treatment session | ≥ 12 treatment session | ||||
|---|---|---|---|---|---|---|
Baseline | Follow-up | p-Value | Baseline | Follow-up | p-Value | |
ODI item four | Â | |||||
 Treatment sessions (median, range) | n = 18 (5, 0-10) | n = 18 (5, 0-10) | 0.763 | n = 49 (18,12-23) | n = 49 (18,12-23) | |
 Pain does not prevent walking | 6 (33) | 5 (28) | 10 (20) | 8 (16) | ||
 Walking distance 1 km | 7 (39) | 8 (44) | 12 (25) | 24 (49) | ||
 Walking distance 500 m | 4 (22) | 3 (17) | 12 (25) | 10 (21) | ||
 Walking distance 100 m | 1 (6) | 2 (11) | 14 (28) | 7 (14) | ||
 In need of crutches | 0 | 0 | 1 (2) | 0 | ||
 Mostly bedridden | 0 | 0 | 0 | 0 | 0.006 | |
Self-rated walking distance | Â | |||||
 Treatment sessions (median, range) | n = 21 (5, 0-10) | n = 21 (5, 0-10) | 0.783 | n = 50 (18,12-23) | n = 50 (18,12-23) | |
  < 100 m | 1 (5) | 1 (5) | 1 (2) | 3 (6) | 0.032 | |
 100 till 500 m | 8 (38) | 8 (38) | 26 (52) | 17 (34) | ||
 0,5 - 1 km | 3 (14) | 2 (10) | 9 (18) | 9 (18) | ||
  > 1 km | 9 (43) | 10 (47) | 14 (28) | 21 (42) | ||