Table 3. Odds ratio of gestacional body mass index according the tertiles of glycemic index and glycemic load adjusted by the multiple source method.
| Gestational BMI* (with and without excess weight) | |||
|---|---|---|---|
| Crude model | Model 1** | Model 2*** | |
| OR (95% CI) | OR (95% CI) | OR (95% CI) | |
| GI MSM | |||
| 1st tertile (54.1–57.4) | 1.00 | 1.00 | 1.00 |
| 2nd tertile (57.5–58.2) | 1.028 (0.536–1.971) | 0.992 (0.504–1.955) | 0.993 (0.494–1.996) |
| 3rd tertile (58.3–60.5) | 2.000 (1.020–3.922) | 1.988 (0.981–4.029) | 2.204 (1.064–4.567) |
| p-value | 0.045 | 0.059 | 0.034 |
| GL MSM | |||
| 1st tertile (52.9–119.7) | 1.00 | 1.00 | 1.00 |
| 2nd tertile (120.9–146.1) | 1.147 (0.592–2.223) | 1.216 (0.566–2.611) | 1.201 (0.552–2.614) |
| 3rd tertile (148.4–307.0) | 0.756 (0.392–1.458) | 1.149 (0.446–2.961) | 1.645 (0.583–4.644) |
| p-value | 0.402 | 0.764 | 0.354 |
Abbreviations: BMI, body mass index; CI, confidence interval; GI, glycemic index; GL, glycemic load; MSM, multiple source method; OR, odds ratio.
*First trimester; **Adjusted for age (tertile) and total energy intake (tertile); *** Adjusted for age (tertile), total energy intake (tertile), saturated fatty acids (tertiles), and under-reporting (yes or no).