Table 2 Compliance with allocated intervention and further treatment




Surgery (n=176)

Rehabilitation (n=173)

No (%) patients who received allocated intervention

139 (79)

151 (87)

Time from randomisation to intervention received per No of patients:





    <1 week

1

10

    1-2 weeks

8

25

    2 weeks-1 month

20

43

    1-3 months

86

63

    4-6 months

16

9

    7-12 months

5

1

    >12 months

3

0

Low attendance (1-49% available time)*

N/A

12

High attendance (50-100% available time)*

N/A

139

Median time from randomisation to intervention in months (range)

1.6 (0.2-15.4)

0.9 (0.1-10.2)

No (%) of patients who did not receive allocated treatment

37 (21)

22 (13)

Switched to the other treatment group

7

10

Physiotherapy

3

0

Medical treatment

11

2

No recorded treatment

16

10

No (%) of patients who required further treatment after allocated treatment

97 (55.1%)

68 (39.3%)

Further surgery or surgery*

11

38

Additional rehabilitation programme

7

0

Additional physiotherapy treatment

47

8

Additional medical treatment

32

22

No recorded additional treatment

42

83

* Rehabilitation only.