Table 1.

Summary of patients’ demographic data: gender distribution was tested with the Fisher’s exact test and differences in age and disease duration with a two-tailed t test

Characteristic	RE	Controls	p value
Gender (m/f)	(5/8)	(3/4)	1.00
Mean age (years)	7.9	7.4	0.68
Disease duration	2.7	4.8	0.15