Measures
depressive disorder, Depressive, [Functional impairment
The household interview comprised six instruments, the first of which gathered an overview of the household member’s sociodemographic characteristics – such as sex, age, marital status, and source of income. The remaining instruments are described below.Depressive symptoms and depressive disorder were evaluated using the nine-item version of the Patient Health Questionnaire (PHQ-9) [Functional impairment was evaluated using the World Health Organization Disability Assessment Schedule, version 2.0 (WHODAS), which has been implemented in countries throughout sub-Saharan Africa, including Malawi [Overall health was evaluated using the EuroQol, covering five dimensions of health at five levels (EQ-5D-5 L) [Social support was assessed using the Multidimensional Scale of Perceived Social Support (MSPSS), previously adapted to the Malawian context [We evaluated the household burden of care using the Burden Assessment Scale (BAS), which has been locally adapted to the study context [We gathered data from all the same instruments for corresponding study participants from the trial, except for the BAS, which was only collected during household interviews.