Table 4 Dose-response relationship between inhaled nitric oxide and the risk of acute kidney injury
Cumulative dose of inhaled nitric oxide | Numer of studies (number of patients) | Risk ratio of AKI (95% CI) | P -value (test for effect) | Heterogeneity | References |
|---|---|---|---|---|---|
Low | 2 (109) | 0.56 (0.11 to 2.86) | 0.49 | I 2 = 0% | |
Medium | 3 (159) | 0.64 (0.23 to 1.81) | 0.40 | I 2 = 0% | |
High | 5 (1069) | 1.52 (1.14 to 2.02) | 0.004 | I 2 = 0% |