Table 1.

Pairs of subjects recruited in the studies

	Pairs of subjects			Age (years)
	Total	Male	Female	∼3	∼4	∼5	∼6	∼7	∼12
MeDIP chip study and validation	5	4	1				2	2	1
Additional BSP of ENO2	126	96	30	9	28	39	17	16	17
RT-qPCR of ENO2	19	14	5	2	2	3	5	3	4
ELISA analysis of ENO2	19	14	5	2	2	3	5	3	4