Table 5 Cost effectiveness analysis of five screening strategies per 10,000 pregnant women.

From: Clinical strategy study on prenatal screening and diagnostic model for Down syndrome

Screening strategy

Cost(yuan)

Effect(n)

Cost effectiveness ratio (yuan per case)

Strategy1

7243317.94

10.61

682750.96

Strategy2

5691389.87

11.09

513010.14

Strategy3

6698555.22

9.81

683045.82

Strategy4

5867681.66

13.08

448591.56

Strategy5

24857916.29

23.61

1052702.21

  1. Strategy 1: Serum biochemical screening in the first trimester - NIPS strategy; Strategy 2: Combined first-trimester screening - NIPS strategy; Strategy 3: Double screening in the second trimester - NIPS strategy; Strategy 4: Triple screening in the second trimester - NIPS strategy; Strategy 5: NIPS strategy.
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