Table 1.

Demographic variables and NRP expression in HBs.

Variable	Number of HB patients (n = 20)	% of total
Sex
Female	10	50%
Male	10	50%
Age at time of surgery (y)
<5	16	80%
>5	4	20%
NRP1 expression
Negative	0	0%
Low/intermediate	10	50%
High	10	50%
NRP2 expression
Negative	1	5%
Low/intermediate	11	55%
High	8	40%