Fig. 3
From: Tocilizumab treatment for COVID-19 patients: a systematic review and meta-analysis
Subgroup analysis of pooled OR for Tocilizumab treatment on COVID-19 prognosis. a USA patients; b West Europe patients; c patients with a median age ≥ 65; d patients with a median age < 65; e ICU patients f general patients g total patient number less than 150 h total patient number more than 150; i studies that had 10% more male in the treatment group than the control group j studies that has balance male percentage in treatment and control group. CI Confidence interval