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. 2016 Sep 29;11:132. doi: 10.1186/s13023-016-0499-7

Table 21.

Clinical forms and genes

Classical Atypical Total
Hanefeld Congenital Z-RTT ARTT-NOS
RTT male MECP2 + 2/20 (10 %) 2
RTT females MECP2 + 94/98 (96 %) 18/19 (95 %) 4/20 (20 %) 116
RTT females MECP2- 4/98 (4 %) 1/19 (5 %) 13/20 (65 %) 18
CDKL5 + 12 12
CDKL5-e MECP2- 1 1
FOXG1 + 1 1
MEF2C + 1/20 (5 %) 1
TOTAL 98 (100 %) 13 (100 %) 1 19 (100 %) 20 (100 %) 151