Co-infections in people with COVID-19: a systematic review and meta-analysis.

Sensitivity analysis excluding one study which only included children did not significantly affect the overall proportion of patients with bacterial co-infection, nor did it decrease the heterogeneity (6% (95% CI 2-12), I 2 =92·4%), although the difference between ICU patients and a mixed hospital population failed to reach statistical significance (p=0·08).

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