Table 3.
Proportion carrying out behaviour (%) | Time until specified proportion of participants could carry out behaviour (days)* | Hazard ratio† | ||
---|---|---|---|---|
EVLA | Surgery | |||
Activity items | ||||
Bending the legs without discomfort | 50 | 2·7 | 4·6 | 1·49 (1·19, 1·75) |
90 | 12·6 | 21·3 | ||
Lifting heavy objects without discomfort | 50 | 5·9 | 9·8 | 1·79 (1·39, 2·27) |
90 | 20·5 | 34·5 | ||
Moving from standing to sitting without discomfort | 50 | 2·2 | 3·7 | 1·56 (1·27, 1·96) |
90 | 10·4 | 17·5 | ||
Standing still for a long time (> 15 min) without discomfort | 50 | 4·8 | 7·1 | 1·41 (1·11, 1·79) |
90 | 20·0 | 28·7 | ||
Walking short distances (< 20 min) without discomfort | 50 | 3·0 | 4·4 | 1·30 (1·04, 1·61) |
90 | 13·2 | 19·1 | ||
Walking long distances (> 20 min) | 50 | 5·6 | 8·0 | 1·53 (1·06, 1·67) |
90 | 19·8 | 27·1 | ||
Having a bath or shower | 50 | 5·5 | 4·9 | 0·74 (0·59, 0·93) |
90 | 12·8 | 10·3 | ||
Driving a car | 50 | 4·4 | 7·0 | 1·82 (1·43, 2·33) |
90 | 12·7 | 21·1 | ||
Participation items | ||||
Doing housework | 50 | 2·5 | 4·5 | 1·89 (1·49, 2·38) |
90 | 8·4 | 15·7 | ||
Looking after children | 50 | 1·9 | 3·5 | 1·61 (1·15, 2·27) |
90 | 8·8 | 17·9 | ||
Wearing clothes that show the legs | 50 | 14·6 | 12·8 | 0·97 (0·69, 1·35) |
90 | 75·1 | 58·7 | ||
Partial return to normal work/employment | 50 | 6·3 | 9·9 | 1·75 (1·33, 2·27) |
90 | 21·1 | 34·2 | ||
Full return to normal work/employment | 50 | 7·7 | 11·7 | 1·79 (1·37, 2·27) |
90 | 23·5 | 36·2 | ||
Going out socially | 50 | 6·9 | 9·3 | 1·41 (1·12, 1·75) |
90 | 23·9 | 34·0 | ||
Sporting activity or exercise | 50 | 14·2 | 21·8 | 1·47 (1·12, 1·92) |
90 | 55·5 | 86·7 |
Values in parentheses are 95 per cent c.i.
The 50 per cent value is equivalent to the median time to return to the behaviour.
A hazard ratio greater than 1·00 shows that return to the behaviour took longer in the surgery arm. EVLA, endovenous laser ablation.