Table 3.

FBG and OGTT mean blood glucose values among participants (N=582)

Variable tested	Frequency (%)	Mean blood glucose	SD
Fasting blood glucose (FBG)
FBG for all participants	582 (100)	4.5	±0.9
Participants with normal FBG (<5.1 mmol/L)	428 (73.5)	3.2	±0.6
Participants with abnormal FBG (GDM: 5.1–6.9 mmol/L)	154 (26.5)	6.1	±1.2
OGTT
OGTT for all participants	582 (100)	4.8	±3.0
Participants with normal OGTT (<8.5 mmol/L)	422 (72.5)	6.2	±1.9
Participants with abnormal OGTT (GDM >8.5 mmol/L)	160 (27.5)	8.9	±2.4

GDM, gestational diabetes mellitus; OGTT, oral glucose tolerance test.