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Table 6 Percentiles of Cystatin C based estimated glomerular filtration rate using Perkins equation at 22–40 weeks of gestational age (GA)

From: Maternal plasma pro-atrial and C-type natriuretic peptide levels and their associations with cardiovascular and renal function in the second half of normal pregnancy: a longitudinal study

  

Percentile

GA (weeks)

n

2.5th

5th

10th

50th

90th

95th

97.5th

22

36

133.70

140.31

148.12

177.42

209.36

218.88

227.32

23

16

132.22

138.77

146.52

175.55

207.21

216.65

225.01

24

0

130.36

136.84

144.51

173.24

204.58

213.93

222.21

25

2

128.13

134.53

142.10

170.50

201.48

210.72

218.91

26

20

125.53

131.84

139.31

167.33

197.92

207.05

215.13

27

19

122.57

128.79

136.14

163.75

193.91

202.91

210.89

28

9

119.28

125.39

132.62

159.78

189.47

198.34

206.20

29

7

115.66

121.65

128.75

155.43

184.62

193.34

201.07

30

15

111.73

117.60

124.56

150.72

179.37

187.93

195.53

31

23

107.51

113.25

120.05

145.66

173.74

182.14

189.59

32

7

103.03

108.63

115.27

140.28

167.76

175.98

183.28

33

5

98.30

103.75

110.21

134.61

161.44

169.48

176.61

34

17

93.35

98.64

104.92

128.66

154.82

162.66

169.63

35

19

88.20

93.33

99.42

122.47

147.92

155.56

162.34

36

5

82.89

87.85

93.73

116.06

140.76

148.19

154.79

37

9

77.44

82.22

87.89

109.46

133.39

140.60

147.01

38

19

71.89

76.47

81.93

102.71

125.83

132.81

139.01

39

23

66.26

70.64

75.87

95.83

118.12

124.86

130.85

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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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