Effects of motor imagery based brain-computer interface on upper limb function and attention in stroke patients with hemiplegia: a randomized controlled trial

Table 4 Correlation analysis of the improvement of motor function and the improvement of attention level (r)

Variables (Change-value)	FMA-UE (Change-value)	WMFT (Change-value)	MBI (Change-value)
SDMT	0.693^**	0.662^**	0.733^**
Schulte Gird test(s)	−0.493^**	0.505^**	0.631^**
Alert network RT(ms)	0.365^**	0.379^**	0.446^**
Orienting network RT (ms)	0.241	0.310^*	0.294^*
Executive control network RT(ms)	−0.326^*	−0.267^*	−0.290^*
Total average RT(ms)	−0.414^**	−0.314^*	−0.350^**
Total time(s)	−0.384^**	−0.259^*	−0.432^**
Corrects number	0.325^*	0.247	0.431^**

^*P < 0.05 ^**P < 0.01; SDMT:Symbol Digit Modalities Test; RT: response time; FMA-UE: Fugl-Meyer Motor Function of Upper Extremity Scale; WMFT: Wolf Motor Function Test; MBI: Modified Barthel Index

ISSN: 1471-2377