Table 3 Summary of the results of Univariate logistic regression analysis of risk factors associated with hyperglycaemia N = 251
| Â | Normoglycaemia | Hyperglycaemia | Chi square | Df | p-value | OR (95% CI) |
|---|---|---|---|---|---|---|
Age in years: mean (sd) | 29.08 (4.88) | 29.61 (5.17) | Â | Â | 0.43 | Â |
Gestation age at OGTT (weeks) mean (sd) | 32.64 (2.78) | 32.62 (3.14) | Â | Â | 0.74 | Â |
BMI: mean (sd) | 26.31 (4.41) | 27.88 (4.96) | Â | Â | 0.01 | Â |
Presence of at least one risk factor n (%) | Â | Â | 8.26 | 1 | 0.005 | Â |
 No | 72 (42.1) | 19 (23.8) |  |  |  | Ref |
 Yes | 99 (57.9) | 61 (76.3) |  |  |  | 2.34 (1.28–4.25) |
Parity n (%) | Â | Â | 8.19 | 2 | 0.03 | Â |
 ≤1 | 90 (52.6) | 40 (50.0) |  |  |  | Ref |
 2–4 | 77 (45.0) | 31 (38.8) | 0.91 (0.52–1.58) | |||
 ≥5 | 4 (2.3) | 9 (11.3) | 5.06 (1.47–17.41) | |||
Age groups (years) n (%) | Â | Â | 1.02 | 3 | 0.80 | Â |
 <25 | 35 (20.5) | 16 (20.0) |  |  |  | Ref |
 25–29 | 60 (35.1) | 24 (30.0) |  |  |  | 0.88 (0.41–1.87) |
 30–34 | 46 (26.9) | 26 (32.5) |  |  |  | 1.24 (0.58–2.65) |
 ≥35 | 30 (17.5) |  |  |  |  | 1.02 (0.41–2.43) |
BMI: n (%) | Â | Â | 5.10 | 1 | 0.02 | Â |
 ≤30 | 138 (80.7) | 54 (67.5) |  |  |  | Ref |
 >30 | 33 (19.3) | 26 (32.5) | 2.01 (1.10–3.68) | |||
Family history of DM n (%) | Â | Â | 2.27 | 2 | 0.01 | Â |
 No | 106 (62.0) | 35 (43.8) |  |  |  | Ref |
 Yes | 35 (20.5) | 29 (36.3) |  |  |  | 2.51 (1.35–4.68) |
 Unknown | 30 (17.5) | 16 (20.0) |  |  |  | 1.62 (0.79–3.31) |
History of macrosomic baby (>4Â kg) n (%) | Â | Â | 0.88 | 1 | 0.34 | Â |
 No | 145 (84.8) | 64 (80.0) |  |  |  | Ref |
 Yes | 26 (15.2) | 16 (20.0) |  |  |  | 1.39 (0.70–2.78) |