Fig. 1From: Methods for network meta-analysis of continuous outcomes using individual patient data: a case study in acupuncture for chronic painNetwork of RCTs. Legend: In the network, a unique treatment category is indicated by a circle. Arrows between circles indicate that these treatments have been compared in a trial (trials are identified using ‘[]’, numbered according to column ‘ID’ in Table 1. (Pain groups: H – Headache/migraine; MSK – Musculoskeletal; OAK – Osteoarthritis of the knee)Back to article page