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Table 2 Results of the diagnostic tests and maternal glycemic control in the ND, MGH, and GDM groups stratified according to diagnostic protocol

From: Diagnostic protocol for gestational diabetes mellitus (GDM) (IADPSG/ADA, 2011): influence on the occurrence of GDM and mild gestational hyperglycemia (MGH) and on the perinatal outcomes

  ND (N = 199) MGH (N = 89) GDM (N = 194)
OLD NEW p OLD NEW p OLD NEW p
GTT- fasting (mg/dL) 74.17 ± 7.22 72.54 ± 6.39 0.0979 84.13 ± 9.24 79.06 ± 7.97 0.0071 97.46 ± 21.74 93.41 ± 11.53 0.1937
GTT-1 h (mg/dL) 124.90 ± 29.91 109.00 ± 25.06 <0.0001 144.40 ± 23.45 135.30 ± 25.15 0.0864 197.40 ± 38.60 174.10 ± 33.70 0.0001
GTT-2 h (mg/dL) 102.70 ± 23.76 90.92 ± 19.60 0.0002 128.80 ± 24.42 114.90 ± 21.42 0.0057 191.40 ± 47.06 148.8- ± 33.54 < 0.0001
GTT-3 h (mg/dL) 92.66 ± 20.79 110.53 ± 24.88 145.00 ± 41.97  
GA (mg/dL) 83.35 ± 10.29 82.14 ± 7.40 0.3397 97.16 ± 7.49 95.31 ± 6.14 0.2056 106.30 ± 10.28 99.95 ± 8.83 < 0.0001
HbA1c/delivery (%) 5.43 ± 0.40 5.17 ± 0.45 0.0055 5.57 ± 0.53 5.43 ± 0.54 0.3855 5.81 ± 0.71 5.64 ± 0.63 0.2516
  1. Results expressed as mean ± SD
  2. Student’s t test for all analyzes
  3. GA Glycemic average maintained during pregnancy, HbA1c glycated hemoglobin, ND non diabetic, MGH mild gestational hyperglycemia, GDM gestational diabetes mellitus