Glucose Intolerance after a Recent History of Gestational Diabetes
Table 4
Comparison of characteristics between women with an impaired fasting glucose (IFG) and women with an impaired glucose tolerance (IGT) postpartum.
IFG (21.2%)
IGT (66.7%)
value
Age mean years
31.4 ± 4.4
33.1 ± 4.6
0.244
BMI Kg/m² at first prenatal visit (median)
29.8 (26.5–34.7)
25.4 (22.4–28.9)
0.012
% overweight at first prenatal visit
35.7
45.2
0.073
% obese at first prenatal visit
50
14.3
0.006
% excessive weight gain
42.9
20.9
0.106
% BME
50.0
40.9
0.550
% first degree family member with T2DM
21.4
13.6
0.769
% history of GDM
35.7
9.1
0.047
% multiparous
50.0
36.4
0.592
% breastfeeding
71.4
75.0
0.225
% progestin-only oral contraceptive
66.7
71.4
0.756
Result GCT mg/dL (median)
164.0 (155.0–166.0)
170.0 (152.5–193)
0.206
Week at diagnosis of GDM (median)
25.0 (20.5–27)
27.0 (25.0–28.7)
0.029
% fasting abnormal 100 g OGTT
83.3
34.9
0.003
% ≥4 values abnormal 100 g OGTT
41.7
14.0
0.034
Median fasting 100 g OGTT mg/dL
99.5 (96.2–121.0)
89.0 (84.0–101.0)
0.022
Median 1 h 100 g OGTT mg/dL
202.5 (183–226.2)
189.0 (170.0–202.0)
0.047
Median 2 h 100 g OGTT mg/dL
187.5 (157.2–228.5)
175.0 (162.0–196.0)
0.554
Median 3 h 100 g OGTT mg/dL
147.5 (110.5–181.5)
152.0 (139.0–163.0)
0.927
% corticoid treatment
0
9.1 (4)
0.242
% insulin
42.9
29.5
0.355
Weeks start insulin (median)
24.0 (20.7–28.2)
30.0 (27.5–32.0)
0.017
% bolus-basal injections
66.7
38.5
0.412
8 Women (12.1%) with the combination of IFG and IGT were excluded from these analyses. BME: ethnic minority backgrounds; T2DM: type 2 diabetes; GDM: gestational diabetes; GCT: glucose challenge test; OGTT: oral glucose tolerance test.