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Table 3 Correlations between baseline parameters and incretins

From: Non-altered incretin secretion in women with impaired fasting plasma glucose in the early stage of pregnancy: a case control study

  

iFPG

Healthy pregnant

All Pregnant

Non-pregnant

fasting

AUC

fasting

AUC

fasting

AUC

fasting

AUC

Age

GLP-1

− 0.09

− 0.08

0.21

0.23

0.07

0.12

− 0.16

− 0.23

GIP

− 0.33

− 0.04

0.18

0.14

− 0.08

0.09

− 0.21

− 0.06

Glucagon

− 0.01

− 0.21

− 0.02

0.09

0.02

-0.04

− 0.26

− 0.20

BMI

GLP-1

− 0.15

− 0.42

− 0.01

− 0.09

0.01

-0.12

− 0.42*

− 0.37

GIP

− 0.35

− 0.08

− 0.01

− 0.36

− 0.17

-0.12

− 0.17

0.08

Glucagon

0.25

0.10

0.04

− 0.12

0.09

0.09

− 0.34

− 0.27

HbA1c

GLP-1

0.08

0.02

0.14

0.09

0.15

0.10

0.02

− 0.08

GIP

− 0.51*

− 0.09

− 0.13

− 0.13

− 0.30*

-0.08

− 0.15

− 0.11

Glucagon

0.30

0.17

0.08

− 0.07

0.11

0.03

− 0.37

− 0.28

FPG

GLP-1

− 0.08

0.02

− 0.47*

− 0.15

− 0.19

0.03

0.10

− 0.14

GIP

− 0.43*

− 0.16

− 0.50*

− 0.27

− 0.36*

-0.13

0.02

0.19

Glucagon

0.26

0.15

− 0.40*

− 0.44 *

− 0.16

-0.09

− 0.11

− 0.06

C-peptide

GLP-1

0.06

− 0.13

0.40*

0.20

0.24

0.05

− 0.02

0.03

GIP

0.02

− 0.05

0.17

0.41 *

0.08

0.21

0.39

0.37

Glucagon

0.05

− 0.01

0.17

0.10

0.08

0.06

0.41*

0.45*

HOMA-IR

GLP-1

0.27

0.12

0.30

0.03

0.29

0.12

− 0.08

0.04

GIP

− 0.18

0.16

0.42*

0.14

0.15

0.15

0.17

− 0.02

Glucagon

0.34

0.29

0.32

0.26

0.33*

0.27

0.24

0.39

HOMA-β

GLP-1

0.30

0.13

0.45*

0.05

0.35*

0.08

− 0.08

0.03

GIP

− 0.06

0.11

0.66***

0.33

0.36*

0.20

0.27

− 0.04

Glucagon

0.25

0.23

0.45*

0.45 *

0.42**

0.33*

0.36

0.45*

QUICKI

GLP-1

− 0.27

− 0.12

− 0.30

− 0.03

− 0.29

− 0.12

0.08

− 0.04

GIP

0.18

− 0.16

− 0.42*

− 0.14

− 0.15

− 0.15

− 0.17

0.02

Glucagon

− 0.34

− 0.29

− 0.32

– 0.26

− 0.33*

− 0.27

− 0.24

− 0.39

  1. iFPG  impaired fasting plasma glucose, BMI body mass index, FPG  fasting plasma glucose, HbA1C glycated hemoglobin A1C, HOMA-IR homeostasis model assessment of insulin resistance, HOMA-β homeostasis model assessment of β-cell function, QUCKI quantitative insulin sensitivity check index, GLP-1 glucagon-like peptide 1, GIP glucose-dependent insulinotropic peptide, AUC area under the curve during 3-h mixed meal tolerance test
  2. For fasting levels and AUC mean of GLP-1, GIP and glucagon were correlated with baseline factors using Spearman coefficient (ρ). Stars denote uncorrected statistical significance
  3. *p < 0.05
  4. **p < 0.01
  5. ***p < 0.001