“…ADL monitoring systems can be arranged into three categories ( Table 4 ): - Environmental only ( n = 36): systems using only environmentally based technology, such as motion sensors and video cameras [ 10 , 19 , 20 , 23 , 24 , 25 , 26 , 28 , 37 , 40 , 41 , 43 , 44 , 45 , 46 , 47 , 48 , 49 , 50 , 51 , 52 , 53 , 54 , 55 , 56 , 57 , 58 , 59 , 60 , 61 , 62 , 63 , 64 , 65 , 66 , 67 , 68 ].
- Wearable only ( n = 2): systems using only body-worn technology, such as accelerometers [ 39 , 51 ].
…”