Table 1: Shows distribution of GDM by age groups, gravida and family history of T2DM.

Age group (years) Number tested
N 		Frequency of GDM positive cases
n (%)
<24 39 0 (0)
25-29 57 2 (4)
30-34 34 3 (9)
>34 20 5 (25)
p-value * 0.603
Gravida N n (%)
1 47 0 (0)
2 38 2 (5)
3 25 3 (12)
≥4 41 5 (12)
p-value* 0.815
Family history of T2DM N n (%)
Negative 133 7 (5)
Positive 17 3 (18)
p-value** 0.008

GDM, gestational diabetes mellitus; T2DM, type 2 diabetes mellitus; n, number of participants
P-value* calculated using Poisson regression, P-value** calculated using Pearson chi square test