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Screen Risk for T21 Greater than Age Risk and Choice of Follow-up
| Group | SR > AR | p | No Further Testing | SS Screen Only | Invasive Testing | p* |
|---|---|---|---|---|---|---|
| Undecided (n-1,926) | 91 (4.7 %) | 0.98 | 52 (57.9 %) | 15 (19.0 %) | 24 (26.4 %) | |
| Yes (N-434) | 21 (4.8 %) | 8 (38.1 %) | 9 (42.9 %) | 4 (19.0 %) | ||
| No (N-283) | 14 (4.6 %) | 13 (92.9 %) | 0 | 1 (7.1 %) | ||
| ∑ 2,643 | 126 (4.8 %) | 73 (57.9 %) | 24 (19.0 %) | 29 (23.0 %) | ||
| U vs. Y | 0.92 | U vs. Y | 0.05 | |||
| U vs. N | 0.87 | U vs N | 0.04 | |||
| Y vs. N | 0.99 | Y vs. N | 0.002 |
*Fisher's exact test
