Preimpact Fall Detection for Elderly Based on Fractional Domain

Table 4

The optimal prealarm effect under the same threshold condition.

Falls type	Delay time ()	Lead time ()
Walking-fainting	300	233
Walking-slipping	433	67
Walking-tripping	300	400
Jogging-fainting	267	233
Jogging-slipping	433	167
Jogging-tripping	367	67