TABLE 4.

Descriptions of our external dataset.

Items	Value
Number of patients	56
Total number of measured steady-state VPA concentrations	105
Average TDM measurements per patient	1.88
Age (years, mean ± SD)	34.48 ± 13.10
BW (kg, mean ± SD)	63.82 ± 11.48
Gender
Male	42
Female	14
The number of patients with the CYP2C19 genotype of
CYP2C19*1/*1	22
CYP2C19*1/*2	26
CYP2C19*1/*3	4
CYP2C19*2/*2	1
CYP2C19*2/*3	3
Daily dose [mg, median (min–max)]	1,000 (250–2000)
$C_{ss}$ (mg/L)	87.3 ± 22.8

Note: All patients did not take co-administered CBZ/PHT/PB.