Table 1. Comparison of characteristics of women who participated and those did not participate in the study.

	Participants N = 407	Non-participants N = 1580	p-value
Age	30.4±5.8	29.9±5.9	0.13
parity	3.17±2.4	3.19±2.2	0.88
Pre-pregnancy BMI	27.6± 5.9	27.9±5.7	0.34
Term BMI	31.7±6.2	31.2±5.6	0.25
FBG	4.6±2.8	4.7±1.8	0.50
GDM	142 (34.9)	285 (18.0)	<0.01

BMI, Body Mass Index; FBG, Fasting blood glucose; GDM, Gestational Diabetes

From the study participants; 250 (61.4%, BCa 95% C.I. = 57.2–66.1%) women were normoglycemic, 142 (35%, BCa 95% C.I. = 30.7–38.8%) women had prediabetes and 15 (3.6%, BCa 95% C.I. = 2.2–5.2%) women were diabetic.