Data analysis
All statistical analyses were executed using SPSS (version 28). Both intention-to-treat (ITT) and per-protocol (PP) analysis were performed. The statistician was blinded to the group allocation. An alpha-level of 0.05 (two-sided) indicated statistical significance.The analysis compared change over time within the outcome variables between both groups. Linear mixed modelling (LMM) analysis was applied due to its robustness in handling missing data, as well as being able to handle both within- and between-subjects effects [Control variables were included since adjusted analyses are also recommend as sensible for RCTs when certain variables are expected to be prognostic [Systematic differences between dropouts and non-dropouts were examined with regards to baseline characteristics using t-tests for independent samples and contingency tables.