Evaluation of autonomic nervous system in children with spastic cerebral palsy: clinical and electophysiological study

Egyptian Rheumatology and Rehabilitation

Table 3 Relation between GMFCS with SSR and orthostatic tachycardia

SSR	GMFCS								χ²	^MCp
	2 (n = 5)		3 (n = 2)		4 (n = 18)		5 (n = 15)
	No.	%	No.	%	No.	%	No.	%
UL
Unobtainable	0	0.0	0	0.0	11	61.1	8	53.3	7.367^*	0.035^*
Obtainable	5	100.0	2	100.0	7	38.9	7	46.7	7.367^*	0.035^*
LL
Unobtainable	0	0.0	0	0.0	13	72.2	11	73.3	11.734^*	0.003^*
Obtainable	5	100.0	2	100.0	5	27.8	4	26.7	11.734^*	0.003^*
Orthostatic tachycardia	1	20.0	0	0.0	8	44.4	5	33.3	1.845	0.673

χ2 chi-square test, MC Monte Carlo, GMFCS Gross Motor Function Classification System, SSR sympathetic skin response, UL upper limb, LL lower limb (LL)
*Statistically significant at P ≤ 0.05