Table 3 . Change in EDSS (Mean ± SD) .

Study	SMD	[95% Conf. Interval]		% Weight
Fazekas (1997)	0.073	-0.250	0.395	53.37
Achiron (1998)	-0.209	-0.831	0.412	14.35
Lewanska (2002) 0.4g/kg	-0.168	-0.842	0.505	12.22
Lewanska (2002) 0.2g/kg	-0.172	-0.868	0.523	11.46
Koçer (2004)	-0.240	-1.044	0.563	8.59
I-V pooled SMD	-0.052	-0.288	0.183	P=0.633

SMD= Standardized mean difference; IVIG=Intravenous immunoglobulin; EDSS= Expanded Disability Status Scale