Classification and Assessment of the Patelar Reflex Response through Biomechanical Measures

Table 1

Mean and standard deviation (mean ± std) of the features for each NINDS group.

NINDS scale	Δa	Δ1/3	Δt1 (ms)	Δt2 (ms)	Ts (sec)	Vmax
0+	3.45 ± 1.93	0.82 ± 0.3	108 ± 71	1.78 ± 0.244	0.89 ± 0.318	2.73 ± 1.96
1+	24.52 ± 8.4	0.144 ± 0.12	354 ± 68	1.57 ± 0.164	1.97 ± 0.766	10.34 ± 5.06
2+	59.57 ± 12.41	0.156 ± 0.16	414 ± 64	1.73 ± 0.173	2.41 ± 0.785	26.97 ± 9.66
3+	93.83 ± 18.39	0.135 ± 0.16	440 ± 52	1.79 ± 0.222	2.53 ± 0.773	38.71 ± 9.53