Table 2.

Overtime change in spasticity, sEMG, and activities of daily living of 14 patients

	Preoperation	Postoperation	P-value
MAS (0–5)
MAS total	4.00(4.00–4.00)	1.00(1.00–2.00)	< 0.01
Hip adductor muscle	4.00(4.00–4.00)	1.00(1.00–2.00)	< 0.01
Triceps surae muscle	4.00(4.00–5.00)	1.00(1.00–1.00)	< 0.01
Hamstrings	4.00(4.00–4.00)	0.25(1.00–1.00)	0.059
CCS	16.00(15.00–16.00)	7.00(6.00–8.75)	< 0.01
sEMG RMS (uV)
RMS total
Mean value	24.15(11.32–50.47)	10.12(5.56–18.85)	< 0.01
Max value	37.20(21.85–76.15)	20.05(9.95–32.20)	< 0.01
RMS hip adductor muscle
Mean value	27.85(15.97–60.07)	16.30(9.83–24.82)	< 0.01
Max value	57.80(28.05–106.25)	28.65(19.22–38.62)	< 0.01
RMS triceps surae muscle
Mean value	16.00(6.17–49.17)	11.44(4.05–17.30)	0.068
Max value	46.00(22.32–115.5)	12.85(6.58–21.12)	< 0.01
RMS hamstrings
Mean value	26.35(17.57–43.15)	11.44(4.05–17.30)	0.068
Max value	51.65(31.12–81.95)	20.70(5.75–34.82)	0.144
FAC	0.00(0.00–2.25)	2.00(1.75–4.00)	< 0.01
SCIM	55.50(51.00–71.50)	69.00(51.00–77.75)	< 0.01
SCI-SET	− 37 ((− 52)–(− 27.5))	− 5 ((− 21) − 2)	< 0.01

MAS: grade 0 = 0, grade 1 = 1, grade 1 +  = 2, grade 2 = 3, grade 3 = 4, grade 4 = 5;

CSS: 0–6 points no spasticity; 7–9 points mild spasticity; 10–12 points moderate spasticity; 13–16 points severe spasticity;

MAS and RMS total: data include hip adductor, triceps surae, and hamstrings