“…We performed a meta-analyses using the “meta” package in R software version 3.6.3 (the R Foundation for Statistical Computing, Vienna, Austria). The pooled incidence of AKI in all reported COVID-19 patients from these 26 studies was 6.5% (95% CI 4.1-10.2), with a much higher rate in patients from the ICU (32.5%, 95% CI 21.2-46.3) 8 , 14 , 19 than in patients from mixed departments (5.1%, 95% CI 3.3-7.8) 2 , 3 , 4 , 5 , 6 , 10 , 11 , 12 , 13 , 15 , 16 , 17 , 18 , 20 , 21 , 22 , 23 , 24 , 25 , 26 , 27 , 28 ( Figure 1 a) . Studies from Wuhan showed a higher AKI incidence (9.7%, 95% CI 6.2-14.9) than studies from outside Wuhan (2.8%, 95% CI 1.2-6.6%) ( Figure 1 b) .…”