Table 1.

Demographic features of controls and patients.

Subject	NBB Reference No.	Age at Death	Molecular Diagnosis
Control 1	2003–085	24 years	-
Control 2	2017–029	23 years	-
Control 3	2018–010	21 years	-
Control 4	2018–066	35 years	-
VWM 1	-	29 years	ε, Thr91Ala/Thr91Ala *
VWM 2	-	10 years	ε, Arg113His/Ala403Val *
VWM 3	-	6 years	ε, Thr91Ala/Val437Met *
VWM 4	-	12 years	ε, Thr91Ala/Ala403Val *

* Mutation: mutant eIF2B subunit and amino acid changes are indicated.