There was no significant difference between BMSCs arm and control arm in the Barthel Index score ( 63.1 versus 63.6 ; P = 0.92 ) , modified Rankin scale shift analysis ( P = 0.53 ) or score > 3 ( 47.5 % versus 49.2 % ; P = 0.85 ) , NIHSS score ( 6.3 versus 7.0 ; P = 0.53 ) , change in infarct volume ( -11.1 versus -7.36 ; P = 0.63 ) at day 180 .