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Table 3 Scoring criteria for level of device innovation: innovation scale

From: Novel wearable and contactless monitoring devices to identify deteriorating patients in the clinical setting: a systematic review protocol

Innovation Scale
No appreciable innovation0
Device with the exact same use but utilizing new algorithm1
Incremental update to existing device2
Non-obvious use of an existing device in new manner or a substantial upgrade to existing device3
Radical change to an existing device or completely new device and approach to measuring vital sign4