Table 1.
Characteristics of infants who screened positive for MCADD
| N (percent) | Median C8 (uM) |
Mean C8 (uM) |
|
|---|---|---|---|
| Sex (n = 73)* | |||
| Male | 40 (55) | 0.55 | 3.65 |
| Female | 33 (45) | 1.40 | 5.18 |
| Gestational age (n = 61) | |||
| < = 37 weeks | 12 (20) | 0.49 | 3.93 |
| > 37 weeks | 49 (80) | 0.75 | 4.09 |
| Birthweight (n = 65) | |||
| < 2500 grams | 10 (15) | 0.49 | 4.70 |
| > = 2500 grams | 55 (85) | 0.62 | 3.70 |
| Reported feeding status at time of screen (n = 63) | |||
| Breastfeeding | 47 (75) | 0.62 | 3.54 |
| Partial breastfeeding | 6 (10) | 0.71 | 3.87 |
| Formula or other (e.g., total parenteral nutrition) | 10 (16) | 0.94 | 5.98 |
* Note: sample sizes differ for sub-sample analyses because of missing data on the blood spot requisition forms (n = 74, median C8 0.68 uM, mean C8 4.29 uM, range 0.33-30.41 uM)