Cartwright 2013.

Methods	Study design: multi‐centre, unknown blinding, parallel, cluster‐randomised controlled trial in United Kingdom Duration: 52 weeks Setting: GP practices
Participants	Population: 3230 adults recruited from 238 practices in Cornwall, Kent, and Newham, United Kingdom Baseline characteristics: unknown Inclusion criteria: ≥ 18 years, diagnosis of primary or secondary care of COPD, diabetes or HF (no formal clinical assessment of severity of disease but inclusion based on relevant Quality Outcomes Framework register in primary care, confirmed medical diagnosis in primary or secondary care medical records: general practice read codes or ICD‐10 classification, or confirmed by local clinician or patient's hospital consultant, patients were not excluded on basis of physical comorbidities) Exclusion criteria: does not understand English, not able to complete questionnaires, does not have appropriate power supply or telephone line, previous telehealth study with telehealth equipment
Interventions	Measurements at baseline and at 3 and 6 months Treatment arms Telecare monitors/devices that send alerts when required and telehealth intervention
Outcomes	Primary outcomes: quality of life (SF‐12, EQ‐5D, generic COPD QOL questionnaire, depression (CES‐D), anxiety (STAI‐6) Secondary outcomes: none listed
Notes	Funding: Department of Health, England Other identifier: ISRCTN43002091