From: Spine system changes in soldiers after load carriage training in a plateau environment: a prediction model research
Factor 2 (Load time)
Factor 1 (Load weight)
20%
40%
60%
20 min
No. 4
No. 3
No. 6
40 min
No. 5
No. 9
No. 1
60 min
No. 8
No. 7
No. 2