Table 1 Inclusion/exclusion criteria

Inclusion criteria

▪ Women who had completed initial treatment (surgery, chemotherapy and/or radiotherapy) for breast cancer

▪ Age ≥ 18 years

▪ Body mass index ≥ 25 kg/m²

Exclusion criteria

▪ Known distant metastases prior to study entry

▪ Currently participating in any supervised weight loss programmes

▪ Participated in Weight Watchers programme within the previous 3 months^a

▪ Pregnant women^a

▪ Diagnosed eating disorder^a

▪ Need interpreter to understand English