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Comparisons of the mean hemoglobin levels between the intervention and control groups of patients with staghorn calculi in Alzahra Hospital between 2014 and 2017
| Hemoglobin | Intervention group | Control group | P value | |
|---|---|---|---|---|
| Stone Size | ||||
| Stone size>4 cm | Before | 14.38±1.49 | 13.57±1.82 | 0.06 |
| After | 12.27±1.71 | 10.81±1.62 | <0.001 | |
| Stone size<4 cm | Before | 13.43±1.36 | 14.02±1.56 | 0.10 |
| After | 12. 5±1.57 | 11.47±1.71 | <0.001 |
