TABLE 1.

Demographics and diagnostics within the SUMF1 deficient cohort

Cases: N	35
Cases with clinical records: N (%)	32 (91.4%)
Sex (F): N (%)	15 (42.9%)
Clinical presentation (from n = 30)
Average age in years (SD)	0.7 years (±1.0 years)
Median age in years (range)	0.25 years (0‐3.5 years)
Survival: Deceased N (from n = 8)
Average age in years (SD)	14.9 years (±11.6 years)
Median age in years (range)	13 years (1.5–41 years)
Age at diagnosis (from n = 28)
Average age in years (SD)	4.2 years (±3.7 years)
Median age in years (range)	2.7 years (0.7‐14 years)

Abbreviation: SD, standard deviation.