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Correlation between hemoglobin levels and glomerular filtration rates among chronic kidney disease patients in Johannesburg by ethnicity and gender
| Factor | Correlation coefficient (r) | P-value |
|---|---|---|
| Overall | 0.334 | <0.001 |
| Ethnicity | ||
| Blacks | 0.3471 | <0.001 |
| Whites | 0.4777 | 0.0005 |
| Mixed | 0.4720 | 0.0413 |
| Indians/Asians | 0.3532 | 0.1643 |
| Gender | ||
| Male | 0.4722 | <0.001 |
| Female | 0.2841 | 0.0002 |
