Table 2.

Aim, study setting, study design, and participants involved.

No	Author (year)	Aim	Study setting	Study design	Participants
1	Harrington et al. (2021) 20	To validate the technology by comparing Bed scales to ground truth data and demonstrating the feasibility of detecting respiratory pathologies and the real-world durability of the platform	United States; patient's home	Longitudinal study (3 months of in-home monitoring)	Eight patients with heart failure
2	Tillis et al. (2017) 21	To assess the feasibility and acceptability of implanting multiple home device sensors in patients with GOLD stage 3 or 4 COPD	United States; patient's home	Pilot study	24 patients with stage 3 or 4 COPD (age mean = 72)
3	Bravata et al. (2017) 22	To determine whether the intervention strategy improved sleep apnea detection, obstructive sleep apnea (OSA) treatment, and hypertension control among patients with chronic cerebrovascular disease and hypertension	United States; medical centers and patient's homes	Randomized controlled strategy trial	225 patients (intervention group, n = 110; control group, n = 115)
4	Chang et al. (2019) 23	To evaluate home sleep apnea testing using a type 3 PM (Nox-T3, Nox Medical Inc., Reykjavik, Iceland) to diagnose OSA in adults with COPD	China and United States; in the laboratory and at the patient's home	Longitudinal study (1 week) with three monitoring methods (HSAT, in-laboratory PM, and in-laboratory PSG);	90 adult patients with COPD
5	Attali et al. (2020) 24	To test the capacity of vibrotactile stimulation transmitted to the wrist bones by a vibrating wristband to awaken healthy individuals and patients requiring home mechanical ventilation during sleep	French; patient's home	clinical trial	37 patients (healthy subject group, n = 20; CH group, n = 8; COPD group, n = 9)
6	Kamp et al. (2020) 25	To investigate whether asthma control can be accurately assessed in the home situation by combining parameters from respiratory physiology sensors	Netherlands; patient's home	Prospective observational study	Sixty children with pediatrician-diagnosed asthma and 30 healthy children between 4 and 14 years old
7	Li et al. (2018) 26	To investigate whether home-based cardiac exercise rehabilitation (ER) using (remote ECG monitoring system, REMS) is superior to conventional ER without monitoring in patients with CHF	China; outpatient clinic and patient's home	Prospective, randomized, parallel controlled clinical trial	Patients with a systolic cardiac dysfunction 120 patients between 18–75 years old (conventional group, n = 60; remote monitoring rehabilitation group, n = 60)
8	Walker et al. (2018) 27	To evaluate the efficacy of home monitoring of lung mechanics by the forced oscillation technique (FOT) and cardiac parameters in older patients with chronic obstructive pulmonary disease (COPD) and comorbidities	Spain, United Kingdom, Slovenia, Estonia, and Sweden; patient's home	A multicenter, randomized, clinical trial	312 patients with chronic obstructive pulmonary disease (COPD) aged 60 years old or older (control group, n = 158; intervention group, n = 154)
9	Naranjo-Hernandez et al. (2018) 28	To describe the design and implementation of a smart vest for an untethered, low-cost, and comfortable breathing monitoring	Spain; hospital-controlled clinical environment and patient's home	Quasi-experimental studies	11 subjects (healthy subjects group, n = 2; COPD patients group, n = 9)