From: Risk stratification and clinical course of hepatitis B virus reactivation in rheumatoid arthritis patients with resolved infection: final report of a multicenter prospective observational study at Japanese Red Cross Hospital
HBc Ab (+)/HBs Ab (+)
HBc Ab (+)/HBs Ab (−)
HBc Ab (−)/HBs Ab (+)
Total
Number
787
218
112
1127
Reactivated cases
32 (4.07%)
24 (11.01%)
1 (0.81%)
57 (5.05%)
Cases with HBV DNA ≥ 2.1 log copies/mL
6 (0.76%)
8 (3.67%)
15 (1.33%)