Table 1.

Sample description—Clinical forms, age at the evaluation and age at diagnosis

Clinical forms	N.	%	Age at the evaluation Mean (SD)	Age at the diagnosis Mean (SD)
Classical	98	64,9	12,5 (10,2)	6,7 (8,5)
Z-RTT	19	12,6	12,5 (7,9)	7,3 (5,6)
Hanefeld	13	8,6	6,1 (4,8)	2,6 (1,7)
Congenital	1	0,7	2	1
ARTT-NOS	20	13,2	13,5 (9,5)	8,45 (4,8)
Total	151	100	–	–