Table V.

Mean value of number of affected muscles in patients with spinal dysraphism

	SBO (MV ± SEM)	SBA (MV ± SEM)	T test (t value)
Affected muscles	2.14 ±0.14	2.68 ±0.18	2.37*
Affected muscles in OAS affected patients	2.33 ±0.42	2.73 ±0.23	0.89

OAS – outer anal sphincter, SBO – spina bifida occulta, SBA – spina bifida aperta, MV – mean value, SEM – standard error of mean

^*p < 0.05