Table 3.
Systematic reviews finding including diet intervention in reducing GDM.
| Systematic Review ID | RCTs Number | Participant Included in Intervention and Control Group (N/n) | Association Measurement | I2 (p) | Quality (Amstar 2) |
|---|---|---|---|---|---|
| Oostdam et al., 2011 [59] | 7 | 449/364 | RD −0.05 (−0.10–−0.01) | 41 (0.12) | Critically low |
| Madhuvrata et al., 2015 * [23] | 3 | 202/207 | OR 0.33 (0.14–0.76) | 26 (0.26) | Moderate |
| Rogozińska et al., 2015 [55] | 6 | 725/754 | RR 0.67 (0.38–1.15) | 52 (0.06) | Moderate |
| Song et al., 2016 [20] | 5 | 1279 ** | RR 0.80 (0.58–1.10) | - | Critically low |
| Tieu et al., 2017 [25] | 11 | 628/652 | RR 0.60 (0.35–1.04) | 56 (0.07) | High |
| Bennett et al., 2018 [22] | 9 | 3388 ** | RR 0.56 (0.36–0.87) | 53 (0.03) | Moderate |
| Lamminpää et al., 2018 [34] | 15 | N.A. | N.A. | N.A. | Critically low |
| Guo et al., 2019 [51] | 11 | 2838 ** | RR 0.75 (0.59–0.95) | N.A. | Critically low |
| Zhang et al., 2020 *** [49] | 2 | 911/937 | OR 0.66 (0.52–0.82) | 0 (0.85) | Critically low |
* Population = women at high risk; ** Total sample size; *** Mediterranean diet; N.A. = Not available; OR = odds ratio; RR = relative risk; N = exposed simple size; n = no exposed simple size; and I2(p) = heterogeneity test (p-value).