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Device testing characteristics
| Minimum time taken for a single recording/usage | Minimum number of readings | Reading to be used in trial | ECG trace/RR intervals/peripheral pulse measurement | |
|---|---|---|---|---|
| AliveCor | 30 s | 1 | 1st complete 30 s reading | ECG trace |
| WatchBP | ∼3.5 min | 3 | 1st complete set of three readings | Peripheral pulse |
| Polar H7 | 45 s | 1 | 1st completed reading | RR intervals |
| Firstbeat Bodyguard 2 | 2 min | 1 | 1st completed reading | RR intervals |
