TABLE 2.

EBV IgA ELISA value, IgG immunoblot result, and EBV DNA load of NPC cases with IgA-[EBNA1+VCAp18] below cutoff

Sample code	IgA ELISA (OD) for:		Immunoblot diversity scorea	EBV DNA load/ml (CoV, 2,000)
	[EBNA1+ VCA p18] (CoV, 0.354)	EA (CoV, 0.216)
01-2	0.253	0.530	+3	NAb
01-3	0.274	3.407	+4	NA
01-20	0.071	0.219	+1	NA
01-46	0.213	0.167	+1	200
01-56	0.201	0.155	+3	0
02-11	0.338	1.118	+4	23,400
02-37	0.081	1.182	+4	7,600
02-48	0.115	0.217	+3	3,200
02-79	0.288	0.236	+2	NA
02-83	0.114	0.159	+2	1,380
03-9	0.007	0.131	+1	400
03-10	0.298	0.256	+4	25,820
03-23	0.348	0.237	+4	0
03-24	0.301	0.196	+4	400
03-51	0.341	0.445	+4	21,800

^aIgG diversity score: −, negative; +1, normal; +2, normal reactive; +3 and +4, NPC pattern.

^bNA, not available.