Article	Device Focus	Systematic Method (PRISMA)	Contexts Analyzed	Value Added
Vermunicht et al., 2025 [15]	Chest-worn ECG strap	Yes	Cardiac patients in clinical care	Exclusive validation on cardiac patients; 24h monitoring outside of exercise; focus on ECG chest straps
Jamieson et al., 2025 [14]	Consumer-grade wearables	No - Guide	General health/cardiovascular	Broad device comparison (wrist, chest, patch, etc.); lacks systematic context focus
Murray et al., 2025 [18]	General wearables	Yes	Heart failure & pulmonary congestion	Emphasis on clinical diagnostics; sensor type not exclusive
Ranjan et al., 2025 [17]	Multiple wearable types	Yes	Clinical, ambulatory, telehealth	Analysis of ECG/PPG in diverse devices; not chest-focused
Wang et al., 2024 [19]	Consumer ECG wearables	Yes	Cardiac health monitoring	Focuses on consumer devices and ECG-diagnosing algorithms; strong emphasis on deep learning/CNNs for ECG analysis
Dahiya et al., 2024 [16]	Chest, wrist, patch, textile	No - Scoping review	Healthy adults, cardiac patients	Summarizes 12 studies; compares device types (including chest straps, textile shirts), safety, accuracy, minor adverse effects