Optimization of an Accelerometer and Gyroscope-Based Fall Detection Algorithm

Table 2

Fall algorithm sensitivity and specificity without and with gyroscope while critical thresholds are set at 90% and 99% confidence levels.

	Accelerometer without gyro		Accelerometer; with gyro
Confidence level	90%	99%	90%	99%
Sensitivity	83.56%	98.75%	81.37%	96.55%
Specificity	96.12%	75.93%	99.38%	89.50%