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
Risk score
Number of patients
Odds ratio
95% CI
0
283
1
418
1.93
0.73–6.72
2
262
3.86
1.50–11.87
3
106
5.79
2.01–18.98
4
58
13.01
4.52–42.87