TABLE 4.
Association between diet quality indices and gestational weight gain, Tanzania 2001–2005 (N = 7025)
| Severely inadequate weight gain |
Inadequate weight gain |
Excessive weight gain |
||||
|---|---|---|---|---|---|---|
| Energy-adjusted RR (95% CI) | Multivariable RR (95% CI) | Energy-adjusted RR (95% CI) | Multivariable RR (95% CI) | Energy-adjusted RR (95% CI) | Multivariable RR (95% CI) | |
| Model 1: Diet diversity | ||||||
| <2 | Reference | Reference | Reference | Reference | Reference | Reference |
| 2 to <3 | 0.67 (0.36, 1.26) | 0.76 (0.40, 1.45) | 0.54 (0.29, 1.00) | 0.63 (0.33, 1.20) | 0.88 (0.40, 1.92) | 0.67 (0.31, 1.43) |
| 3 to <4 | 0.66 (0.35, 1.24) | 0.87 (0.45, 1.66) | 0.52∗∗ (0.27, 0.97) | 0.68 (0.36, 1.31) | 1.03 (0.47, 2.25) | 0.69 (0.32, 1.50) |
| ≥4 | 0.41∗ (0.20, 0.84) | 0.61 (0.29, 1.27) | 0.52 (0.26, 1.05) | 0.73 (0.36, 1.51) | 1.2 (0.52, 2.78) | 0.82 (0.35, 1.93) |
| Model 2: Global Diet Quality Score | ||||||
| Tercile 1 | Reference | Reference | Reference | Reference | Reference | Reference |
| Tercile 2 | 0.89 (0.76, 1.04) | 0.91 (0.78, 1.07) | 0.82∗ (0.70, 0.96) | 0.82∗∗ (0.70, 0.97) | 1.08 (0.91, 1.29) | 1.07 (0.89, 1.30) |
| Tercile 3 | 0.86 (0.73, 1.00) | 0.96 (0.81, 1.13) | 0.93 (0.79, 1.09) | 0.98 (0.83, 1.16) | 1.05 (0.88, 1.25) | 1.07 (0.88, 1.31) |
Values are risk ratios and 95% confidence intervals from multinomial regressions adjusted for total energy intake, prepregnancy body mass index, maternal age, maternal education, maternal height, wealth quartile, alcohol use, and supplementation group: ∗P < 0.05; ∗∗ P < 0.01; ∗∗∗ P < 0.001.