1 in 100 | 1 in 250 | |||
---|---|---|---|---|
FPR | DR | FPR | DR | |
(i) maternal age, PAPP-A & free B-hCG | 4.6 | 77.7 | 9.8 | 87.3 |
(ii) maternal age, PAPP-A, free B-hCG & ADAM12-S | 4.6 | 77.6 | 9.8 | 87.2 |
(iii) maternal age, PAPP-A, free B-hCG & NT | 2.5 | 87.0 | 5.1 | 91.9 |
(iv) maternal age, PAPP-A, free B-hCG, NT & ADAM12-S | 2.5 | 86.9 | 5.2 | 92.0 |
(v) maternal age, PAPP-A & ADAM12-S | 5.4 | 72.3 | 11.9 | 84.3 |
(vi) maternal age, PAPP-A, ADAM12-S & NT | 2.8 | 84.1 | 6.0 | 90.0 |