Table 2.

Study characteristics

#	Study and year	Country	Design	Condition	Type of telemonitoring	Analysis	Outcome measures for adoption
1	Aamodt et al21 2019	Norway and Lithuania	Cross-sectional survey	Heart failure care	Body weight, blood pressure, heart rate, dyspnoea	Summative content analysis	Reported as not part of routine care/standard care
2	Alkmim et al22 2019	Brazil	Survey	Cardiology	Tele-ECG	Descriptive statistics	Utilisation >3 dys per week
3	Chronaki et al24 2013	Europe	Narrative review	Diverse	Tele-ECG	n.a.	Healthcare costs+number of clinics engaging in TM
4	Cook et al39 2016	UK	Qualitative semistructured interviews	COPD	Telehealth: Pulse oximetry, temperature, pulse, blood pressure	Framework method	n.a.
5	Diaz-Skeete et al40 2019	Ireland	Workshop report	Cardiac care	n.a.	n.a.	n.a.
6	Faber et al25 2017	Netherlands	Survey	Heart failure +diabetes	n.a.	Structured equation modelling approach	Extent of adoption in percentages
7	Fraiche et al26 2017	USA	Narrative review	Heart failure	Blood pressure, weight, ECG	n.a.	n.a.
8	Hanley et al27 2018	Scotland	Qualitative interview +focus groups	COPD, hypertension, Blood pressure, after stroke, COPD, heart failure, diabetes	SpO2, Blood pressure, blood glucose,	Interpretive description approach and thematic analysis	N.a.
9	Kato et al28 2015	Japan and Sweden	Cross-sectional survey	Heart failure	Monitoring physical condition and noticing a decline	Descriptive analysis and content analysis methodology	Four domains Reported as not part of routine care
10	Klack et al29 2013	Germany	Survey	Heart patient	Weight, temperature, blood pressure, coagulation	Descriptive statistics	Physician and engineers perspectives Extent of adoption in percentages
11	Kristensen et al30 2019	Denmark	Email survey	Chronic heart failure, atrial fibrillation, COPD, ADHD, Pregnant with complications, hypertension, patients with an ICD	Blood pressure, heart rhythm, body weight, heart rate, blood glucose	Number of initiatives in interactive map online	Number of projects registered
12	MacNeill, 201431	UK	Semistructured qualitative interviews	Chronic heart disease, COPD and diabetes	Blood pressure, weight, oxygen, blood glucose	Modified grounded theory
13	McGillion et al32 2018	Canada	Narrative review	Surgical population	Respiratory rate, blood pressure, heart rate, SpO2, temperature	n.a.	n.a.
14	Muigg 201933	Austria	Cross-sectional survey	Diabetes	Blood pressure and blood glucose	Qualitative content analysis	Reported as not part of routine care
15	Okazaki et al34 2013	Japan and Spain	Survey	Not specified	Not specified	Causal modelling	n.a.
16	Taylor et al35 2014	UK	Qualitative interviews	COPD and chronic heart failure	Not specified	Thematic analysis	n.a.
17	de Vries et al36 2013	The Netherlands	Survey	Heart failure	Blood pressure, weight, heart frequency, ECG	Descriptive statistics	Usage
18	Van den Heuvel et al38 2020	The Netherlands	Survey	Women with pregnancy complications	Cardiotocography	Descriptive statistics	Provision of telemonitoring and perspectives of respondents
19	Gawalko et al37 2021	Europe	Survey	Management of atrial fibrillation	Remote PPG or 1-lead ECG	Descriptive statistics	Centre experience and patient experience.

ADHD, Attention Deficit Hyperactivity Disorder; COPD, Chronic Obstructive Pulmonary Disease; ECG, ElectroCardioGram; ICD, Implantable Cardioverter Defibrillator; n.a., not available; PPG, Photoplethysmography; SpO2, peripheral capillary oxygen saturation; TM, Telemonitoring.