Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,310 questions · 1,358 findings · 214 reviews

No studies found 230 · 16.9%GRADE not reported 169 · 12.4%Very low 269 · 19.8%Low 277 · 20.4%Moderate 291 · 21.4%High 122 · 9%

Low‐GI dietary advice vs moderate‐ to high‐GI dietary advice (child outcomes)

Gestational weight gain · pregnant women

It is very uncertain whether low‐GI dietary advice changes gestational weight gain (kg) compared with moderate‐ to high‐GI dietary advice (maternal outcomes) (very low certainty).

1 finding from 1 review

Low‐GI dietary advice vs moderate‐ to high‐GI dietary advice (child outcomes)

Large‐for‐gestational age · pregnant women

It is very uncertain whether low‐GI dietary advice changes large‐for‐gestational age compared with moderate‐ to high‐GI dietary advice (child outcomes) (very low certainty).

1 finding from 1 review