Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

309 questions · 330 findings · 31 reviews

No studies found 59 · 17.9%GRADE not reported 63 · 19.1%Very low 93 · 28.2%Low 77 · 23.3%Moderate 27 · 8.2%High 11 · 3.3%

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