Table 1.

Demographical data and results of HA1c results as compared to OGTT, with sensitivities of HbA1c at graded values around 6.0%

Number of patients	145
Number of patients with GDM (Positive OGTT)	124
Number of patients without GDM (Negative OGTT)	21
Age (years)*	33 ± 6
Weight (kg)*	81 ± 16
Gestational age (weeks)*	32 ± 5
Mean A1c (%) for patients with GDM	6.9 ± 0.8
Mean A1c (%) for patients without GDM	6.4 ± 0.6 (p < 0.006)
Sensitivity (%) of HbA1 at cut-point value of the following:
≥ 5.0	100
≥ 5.5	98.4
≥ 6.0	87.1
≥ 6.5	62.9
≥ 7.0	39.5

Results are presented as Mean ± SD, HbA1c: Hemoglobin A1c, OGTT: Oral glucose tolerance test.