Fig. 1

Consolidated Standards of Reporting Trials (CONSORT) flow diagram for combined recruitment at sites 1 and 2 into the behavioural activation with physical activity promotion (BAcPAc) and behavioural activation (BA) study arms. *Exclusions were as follows: 72 in total at the point of screening, 42 (58 %) did not meet depression criteria or primary diagnosis was not depression, 4 (8 %) had changed medication or started new medication in the previous month, 11 (15 %) with confirmed Patient Health Questionnaire indication of risk, 4 (6 %) were unable to walk without aid, 4 (4 %) had difficulties leaving the house or traveling, 3 (4 %) already met activity criteria and 3 (4 %) were <18 years of age. **Forty patients did not receive at least one treatment session (site 1 [n = 2], did not attend appointment [n = 1]; issues with appointment [n = 1]; site 2 [n = 38], offered and started different treatment or different psychological wellbeing practitioner [PWP] [n = 15]; issues with appointment [n = 11], patient dropped out of the study and kept standard treatment appointment [n = 5], did not attend [n = 6], not suitable or discharged by PWP [n = 4]). These data were collected from routine service records