Table A1.
Quantile regression model for transcranial doppler measurements in children with sickle cell anemia with SCA-specific malnutrition categories (n = 701). Moderate malnutrition is associated with a decline of −8.6 in TCD (p = 0.041), controlling for age and other relevant covariates.
| Variable | Coefficient * | 95% CI | p-Value |
|---|---|---|---|
| Age | −3.44 | −4.80, −2.09 | <0.001 |
| Sex (male) | −3.27 | −9.24, 2.69 | 0.282 |
| Hemoglobin | −6.96 | −10.04, −3.88 | <0.001 |
| White blood cell count | 0.61 | −0.06, 1.28 | 0.076 |
| SCA-specific moderate malnutrition # | −8.57 | −16.81, −0.34 | 0.041 |
| SCA-specific severe malnutrition # | −10.44 | −22.82, 1.94 | 0.098 |
* Coefficient predicting the median of TCD; CI, confidence interval. # Reference category is no malnutrition.