Table 2 Proportion of pre-COVID-19 and pandemic exposure cohorts diagnosed with gestational diabetes and their oral glucose tolerance test glucose values

Gestational diabetes

3,114 / 14,663 (21.2%)

1,580 / 6,890 (22.9%)

1,649 / 6,654 (24.8%)

 < 0.001

Oral glucose tolerance test results for women meeting IADPSG criteria for gestational diabetes (mmol/L)^a

N = 3,1224

N = 1,580

N = 1,649

 Fasting glucose

4.9 ± 0.7

4.8 ± 0.7

4.9 ± 0.7

0.004

 1-h glucose

9.7 ± 2.00

9.5 ± 2.1

9.7 ± 2.1

0.001

 2-h glucose

8.4 ± 1.8

8.6 ± 1.8

8.7 ± 1.9

 < 0.001