Effect of functional electrical stimulation of interscapular muscles on trunk performance and balance in post-stroke elderly patients

Table 2 Changes in variables in the CON group pre- and post-intervention

CON group	Baseline	6 weeks	12 weeks	Baseline versus 6 weeks		Baseline versus 12 weeks
CON group	Baseline	6 weeks	12 weeks	p-value	d	p-value	d
TIS (range 0–23)	14.06 ± 1.03	15.2 ± 0.97	15.9 ± 0.75	< 0.001*	1.14	< 0.001*	1.84
PASS	20.8 ± 1.2	21.6 ± 1.1	22.1 ± 0.8	< 0.001*	0.8	< 0.001*	1.3
SP (cm)	10.9 ± 2.9	10.3 ± 2.1	10.1 ± 2.7	0.4946	0.6	0.4113	0.8
BBS	44.06 ± 1.24	46.4 ± 1.27	47.5 ± 1.28	< 0.001*	2.34	< 0.001*	3.74
TUG (s)	17.5 ± 1.1	15.3 ± 1.3	14.5 ± 0.94	< 0.001*	2.2	< 0.001*	3.2
BI	51.9 ± 1.46	54.1 ± 1.45	58.2 ± 1.04	< 0.001*	2.16	< 0.001*	6.3

*Significant, BBS: Berg Balance scale BI: Barthel Index, cm: centimeters, CON: control, PASS: Postural Assessment Scale, s: seconds, SP: scapular position, TIS: Trunk Impairment Scale, TUG: Timed-Up-and-Go test