Vogt 2016.

Methods	Study design: parallel RCT Time frame: not reported Follow‐up period: 4 months follow‐up (6 weeks of intervention)
Participants	Country: The UK Setting: multicentre; four dialysis clinics in the UK Inclusion criteria: consenting ESKD patients who met the cut‐off for depression and other eligibility criteria (not reported) Number (analysed/randomised): treatment group (not reported/4); control group (not reported/5) Mean age ± SD (years): not reported Sex (M/F): not reported Antidepressant medication: not reported Exclusion criteria: not reported
Interventions	Treatment group Acceptance and Commitment Therapy (telephone‐supported self‐help based on ACT) + usual care Control group Usual care Co‐interventions Not reported
Outcomes	HRQoL EuroQol (EQ‐5D‐5L) Depression Patient Health Questionnaire (PHQ‐9): cutoff at least 10 = depression Acceptance and Action Questionnaire II Valued Living Questionnaire (VLQ)
Notes	Abstract‐only publication Funding source: not reported Trial registration identification number: not reported Corresponding author: not reported
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	Sequence generation methods were not reported in sufficient detail to perform an adjudication
Allocation concealment (selection bias)	Unclear risk	Method of allocation concealment was not reported in sufficient detail to perform an adjudication
Blinding of participants and personnel (performance bias) All outcomes	High risk	Blinding of participants and/or the investigators was not reported. The methods of intervention and control treatment were physically different. Participants and investigators could be aware on the treatment allocation group
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	Not reported in sufficient detail to perform an adjudication
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	Not reported in sufficient detail to perform an adjudication
Selective reporting (reporting bias)	Unclear risk	Not reported in sufficient detail to perform an adjudication
Other bias	Unclear risk	Not reported in sufficient detail to perform an adjudication

AIS ‐ Acceptance of Illness Scale; BDI ‐ Beck Depression Index; BP ‐ blood pressure; CBT ‐ cognitive‐behavioural therapy; CES‐D ‐ Center for Epidemiological Studies Depression; CKD ‐ chronic kidney disease; DASS ‐ Depression Anxiety Stress Scales; DBP ‐ diastolic blood pressure; DSM ‐ Diagnostic and Statistical Manual of Mental Disorders; ESKD ‐ end‐stage kidney disease; HCT ‐ hematocrit; HD ‐ haemodialysis; HADS ‐ Hospital Anxiety Depression Scale; HAM‐D ‐ Hamilton Depression Rating Scale; HRQoL ‐health‐related quality of life; IDWG ‐ interdialytic weight gain; KDQOL‐SF ‐ Kidney Disease and Quality of Life‐Short Form; Kt/V ‐ dialyser urea clearance adequacy; M/F ‐ male/female; MHS ‐ Miller Hope Scale; MINI ‐ Mini International Neuropsychiatric Interview; NYHA ‐ New York Heart Association; QoL ‐ quality of life; RCT ‐ randomised controlled trial; SBP ‐ systolic blood pressure; SCID ‐ structured clinical interview for DSM; SD ‐ standard deviation; STAI ‐ State‐Trait Anxiety Inventory; SCr ‐ serum creatinine; URR ‐ urea reduction ratio