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. 2021 Oct 14;11:20455. doi: 10.1038/s41598-021-99836-2

Table 1.

Study participant’s characteristics.

Variable Control (N = 80) GDM (N = 80) P value
Participant
Gravidity, M (Q1–Q3) 2 (1–3) 2 (1–3) 0.750
Parity, M (Q1–Q3) 1 (0–1) 1 (0–1) 0.950
PCOS, n (%) 2 (2.5) 7 (8.8) 0.086
Smoking history, n (%) 2 (2.5) 1 (1.3) 0.560
Drink history, n (%) 3 (3.8) 3 (3.8) 1
Demographic characteristics, Mean ± SD, range
Maternal age (years) 31.6 ± 4.3 23.0–43.0 32.0 ± 4.5 24.0–45.0 0.617
Gestational age (weeks) 12.7 ± 0.7 10.0–14.4 12.6 ± 0.8 9.9–14.3 0.634
Pre-pregnant BMI (kg/m2) 20.4 ± 2.6 16.2–30.9 22.4 ± 3.2 16.7–31.9 < 0.001
Waist circumference (cm) 77.3 ± 7.5 63.0–108.0 82.0 ± 9.2 58.0–107.5 < 0.001
75 g OGTT in second trimester, Mean ± SD, range
Fasting glucose (mmol/L) 4.4 ± 0.3 3.8–5.0 4.9 ± 0.5 3.9–5.9 < 0.001
1-h post-OGTT (mmol/L) 6.4 ± 0.9 3.5–7.7 9.3 ± 1.6 5.0–13.0 < 0.001
2-h post-OGTT (mmol/L) 5.7 ± 0.6 3.8–6.6 8.2 ± 1.4 4.0–11.3 < 0.001

Abbreviation: M median; (Q1–Q3), interquartile ranges, PCOS polycystic ovary syndrome.