Table 3.

Description of different fall executions identified by the fall_category attribute. Ending position of the described fall events is depicted in Fig. 6.

fall_category	Description of the fall execution	Duration (s)
1	forward fall on the knees	5
2	forward fall with forward arm protection	5
3	forward fall ending laying flat	5
4	forward fall on the knees with rotation, ending in the lateral position	5
5	lateral fall ending laying flat	5
6	lateral fall ending laying flat with recovery	10
7	forward fall ending laying flat with recovery	10