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Difference in colony counts when results of immediate and delayed plating of fresh urine stored at room temperature were compareda
| Study (reference) | No. of organisms at 0 h (CFU/ml) | Increase in significant growth (%) at: |
|||
|---|---|---|---|---|---|
| 4 h | 24 h | 48 h | 72 h | ||
| Lum and Meers (31) | 38 | 11 | 137 | 187 | ND |
| Hindman et al. (30) | 47 | 9 | ND | ND | ND |
| Porter and Brodie (28) | 40 | ND | ND | ND | 233 |
The quality rating of each study was fair. ND, not determined.
