Table 1.

The fraction of time during which the predicted muscle activation state matches the EMG derived activation state

		Fraction of time with activation match
Muscle group	Activity	mean ± SD	range across patients
Vasti	Level walk	83 ± 06%	76–91%
	Stair ascent	82 ± 03%	79–86%
	Stair descent	66 ± 09%	57–83%
Gastrocnemii	Level walk	69 ± 08%	60–79%
	Stair ascent	89 ± 06%	78–95%
	Stair descent	80 ± 06%	72–90%
Hamstrings	Level walk	79 ± 09%	67–89%
	Stair ascent	62 ± 08%	52–71%
	Stair descent	69 ± 17%	54–92%