From: Design, planning and implementation lessons learnt from a surgical multi-centre randomised controlled trial
RBL (N = 176)
HAL (N = 161)
Recurrence at one year (total)
87 (49%)
48 (30%)
Self-reported recurrencea
37 (29%b)
34 (29%b)
Data from GP and consultant questionnairesa
60 (35%)
23 (14%)