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Table 3 The gestational week and fetal DNA fraction of 21 pregnant women

From: Clinical application of non-invasive prenatal diagnosis of phenylketonuria based on haplotypes via paired-end molecular tags and weighting algorithm

Pedigree

Gestational week

Fetal DNA fraction (%)

F01

11+1

3.8

F02

10+2

8.1

F03

13+0

5.0

F04

11+1

7.7

F05

13+2

9.7

F06

12+3

8.7

F07

12+6

5.8

F08

11+1

5.8

F09

11+2

5.6

F10

8+1

6.8

F11

8+3

6.7

F12

8+6

4.7

F13

9+4

5.4

F14

7+0

5.1

F15

8+0

6.3

F16

8+2

7.9

F17

9+0

9.0

F18

8+0

5.1

F19

7+2

6.3

F20

7+5

3.6

F21

9+2

7.6