Distribution of the hemoglobin S genotypes among case patients and controls with the odds ratio and 95% confidence limits
| Hb S genotypes . | Case patients . | Controls . | OR . | 95% CI . |
|---|---|---|---|---|
| AA* | 451 | 520 | 1.0 | — |
| AS† | 56 | 35 | 1.8 | 1.2-2.9 |
| SS‡ | 8 | 0 | ∞ | 2.5§ |
| Hb S genotypes . | Case patients . | Controls . | OR . | 95% CI . |
|---|---|---|---|---|
| AA* | 451 | 520 | 1.0 | — |
| AS† | 56 | 35 | 1.8 | 1.2-2.9 |
| SS‡ | 8 | 0 | ∞ | 2.5§ |