Table 2.
Discrimination between clinical and failed pregnancies using serum hhCG for blastocyst transfers
Day post ET | Clinical | Chemical | Sensitivity | Specificity |
---|---|---|---|---|
6 day hhCG > = 300 pg/ml | 12/13 | 0/6 | 100 % | 92 % |
12 day hhCG> = 6,000 pg/ml | 14/16 | 0/6 | 100 % | 88 % |