Long-term follow-up of autologous nasal epithelial stem cell transplantation for congenital olfactory disorders in children

Table 1 Baseline characteristics of study participants, n (%)

Characteristic	Value
Total patients, n	50
Age, mean ± SD (range), years	8.7 ± 3.2 (3-15)
Sex
Male	28 (56)
Female	22 (44)
Diagnosis
Congenital anosmia	32 (64)
Severe congenital hyposmia	15 (30)
Kallmann syndrome	3 (6)
Genetic mutations identified	18 (36)
Baseline composite olfactory score, mean ± SD	8.3 ± 4.7