Continent | Incidence | I-squared | Number of studies |
---|---|---|---|
Grouping variable | |||
 Asia | 9.8 (5.17–14.44) | 94.77 | 5 |
 Europe | 37.5 (14.18–60.82) | 99.15 | 4 |
Design | |||
 Cohort | 25 (23–27.1) | 97.69 | 7 |
 Cross-sectional | 59.3 (53–65.2) | 98.48 | 2 |
Ward | |||
 ICU | 24.6 (12.37–36.83) | 99.36 | 5 |
 Transplant | 17.03 (14.42–19.64) |  | 2 |