Skip to main content

Table 1 Summary of participant numbers from the two maternal gestational age groups and the cord plasma group stratified according to gender of baby, gestational age at birth, gravity and parity

From: Reference intervals for plasma sulfate and urinary sulfate excretion in pregnancy

 

Maternal plasma and urine

Cord plasma

Gestational age at sampling

 

10-20 wk

30-37wk

37-41 wk

Gender of baby

Male

Female

Male

Female

Male

Female

Gestational age at birth a

30wk + 0d

36wk + 6d

2

2

7

3

-

-

37wk + 0d

37wk + 6d

6

3

4

4

4

0

38wk + 0d

38wk + 6d

10

12

8

10

17

26

39wk + 0d

39wk + 6d

13

16

15

10

9

14

40wk + 0d

43wk + 6d

21

18

24

21

4

6

Gravidity b

G1

21

19

13

11

-

-

 

G2

17

11

20

10

-

-

 

G3

4

9

12

11

-

-

 

G4

4

5

5

9

-

-

 

G5+

6

7

8

7

-

-

Parity b

P0

28

23

20

16

-

-

 

P1

11

13

23

18

-

-

 

P2

7

10

9

9

-

-

 

P3+

6

5

6

5

-

-

  1. aThe gestational age at birth is shown as a range of weeks (wk) and days (d).
  2. bGravidity (G) and parity (P) was obtained only from participants in the 2 cohorts contributing maternal plasma and urine samples at 10-20 and 30-37 weeks gestation.
Back to article page

BMC Pregnancy and Childbirth

ISSN: 1471-2393

Contact us