Fall-Detection Algorithm Using 3-Axis Acceleration: Combination with Simple Threshold and Hidden Markov Model

Table 1

Best fall and ADL detection results obtained from the simple threshold method with the double threshold values  g and (sensitivity = 100% and specificity = 91.56% and accuracy = 95.18%).

Subjects; (ages)	ADL-a	ADL-b	ADL-c	ADL-d	Fall-a	Fall-b	Fall-c
A (20s)	15	15	15	15	15	15	15
B (20s)	15	15	15	15	15	15	15
C (20s)	15	15	15	11	15	15	15
D (20s)	15	15	15	11	15	15	15
E (40s)	10	10	5	7	10	10	10
F (50s)	10	4	6	9	10	10	10