Fig 1.
Pathway for contingent non-invasive prenatal testing strategy.
Fig 2.
Pathway for diagnostic testing.
Fig 3.
Pathway for serum-only screening strategy without non-invasive prenatal testing.
Fig 4.
Pathway for universal non-invasive prenatal testing strategy.
Table 1.
Model inputs.
Fig 5.
Cost-effectiveness acceptability curve–base case.
Table 2.
Base case results at population level.*
Table 3.
Results of scenario analyses.
Fig 6.
Cost-effectiveness acceptability curve–cost of non-invasive prenatal testing at $200.