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Summary of the meta-analyses results for the NGAL and ngal/cr measurements
| Biomarker | Comparison | No. of studies | Pooled SMD | P value | Ref. |
|---|---|---|---|---|---|
| Urinary NGAL | SRNS Vs. SSNS | 7 | 1.889 (0.819 to 2.959) | < 0.001 | [18, 21, 22, 26, 27, 29, 30] |
| Urinary NGAL | SSNS Vs. healthy controls | 5 | 0.78 (0.434 to 1.128) | < 0.001 | [18, 21–23, 26] |
| Urinary NGAL | SRNS Vs. healthy controls | 4 | 2.56 (1.152 to 3.971) | < 0.001 | [18, 21, 22, 26] |
| NGAL/Cr ratio | SRNS Vs. SSNS | 3 | 0.35 (-0.076 to 0.780) | 0.107 | [28–30] |
