From: Subtype distribution and long-term titer fluctuation patterns of serum anti-Epstein–Barr virus antibodies in a non-nasopharyngeal carcinoma population from an endemic area in South China: a cohort study
Subgroup
VCA-IgA-negative
VCA-IgA-positive
χ2
P
Gender
Male
50
388
0.086
0.770
Female
67
551
Age (years)
30–39
44
392
1.230
0.541
40–49
43
299
50–59
30
248