Chromosomal anomalies | Sensitivity (% (95% Cl)) | Specificity (% (95% Cl)) | PPV (% (95% Cl)) | NPV (% (95% Cl)) |
---|---|---|---|---|
T21 | 100 (96.79–100) | 99.50 (98.20–99.94) | 98.26 (93.41–99.56) | 100 (99.99–100) |
T18/13 | 100 (91.96–100) | 99.15 (97.83–99.77) | 91.67 (80.57–96.69) | 100 (99.99–100) |
SCAs | 100 (79.41–100) | 97.47 (95.63–98.69) | 57.14 (43.27–69.98) | 100 (99.99–100) |
RAAs/CNVs | 92.86 (66.13–99.82) | 96.88 (94.97–98.20) | 44.83 (32.93–57.35) | 99.80 (98.68–99.97) |