Time of sample collection | Negative result | Positive result | |
---|---|---|---|
Undetectable FAEE level | FAEE level 0.40–2.00 nmol/g | FAEE level > 2.00 nmol/g | |
≤ 24 h after birth | 962 | 95 | 39 |
25–48 h after birth | 49 | 17 | 12 |
> 48 h after birth | 14 | 3 | 1 |
Unknown | 66 | 9 | 4 |
Total | 1091 | 124 | 56 |
Note: FAEEs = fatty acid ethyl esters.