From: Rett syndrome: a wide clinical and autonomic picture
HR
Classical
(n = 80)
Z-RTT
(n = 18)
Hanefeld
(n = 12)
Congenital
(n = 1)
ARTT-NOS
(n = 16)
Mean (SD)
95.6 (16)
94.2 (14.4)
105.2 (24.6)
148 (−)
97.6 (13.6)
Range
55–130
65–115
54–137,4
–
78–126