Effectiveness of Probiotics for Treatment of COVID-19: A Systematic Review and Meta-analysis

Table 9.

Efficacy of Probiotics on developing adverse events inoutpatients with COVID-19

N Authors Year of publication Type of study Relative Risk 95% CI P value

1 Gutiérrez-Castrellón et al. [11] 2022 RCT 0.65 0.47 – 0.90 0.008