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Table 1 Maternal urine samples according to gestation (nearest week) in Down syndrome and controls

From: Direct and rapid mass spectral fingerprinting of maternal urine for the detection of Down syndrome pregnancy

Gestational (weeks)

Down’s syndrome

Controls

12

0

3

13

8

26

14

0

10

12-14

8

39

15

1

15

16

8

19

17

1

10

15-17

10

44

  1. Numbers in bold indicate subtotals at 12-14 and 15-17 weeks gestation.