Findings

What do systematic reviews say?

6 questions · 6 findings · 1 reviews

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No studies found 2 · 33.3%GRADE not reported 0 · 0%Very low 3 · 50%Low 1 · 16.7%Moderate 0 · 0%High 0 · 0%

Preconception lifestyle advice on alcohol intake vs usual care or attention control

Live birth · women with infertility and at‐risk drinking

It is very uncertain whether preconception lifestyle advice on alcohol intake changes live birth compared with routine care or attention control (very low certainty).

1 finding from 1 review

Preconception lifestyle advice for people with infertility 2021 · Cochrane Headline outcomes only
RR 1.15 [0.53, 2.5]
1 study · 37 participants
Very low

Preconception lifestyle advice on alcohol intake vs usual care or attention control

Adverse events · women with infertility and at‐risk drinking

The review found no eligible studies for this question.

1 finding from 1 review

Preconception lifestyle advice for people with infertility 2021 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Preconception lifestyle advice on alcohol intake vs usual care or attention control

Miscarriage · women with infertility and at‐risk drinking

It is very uncertain whether preconception lifestyle advice on alcohol intake changes miscarriage compared with routine care or attention control (very low certainty).

1 finding from 1 review

Preconception lifestyle advice for people with infertility 2021 · Cochrane Headline outcomes only
RR 1.31 [0.21, 8.34]
1 study · 37 participants
Very low

Preconception lifestyle advice on alcohol intake vs usual care or attention control

Behavioural changes · women with infertility and at‐risk drinking

The review found no eligible studies for this question.

1 finding from 1 review

Preconception lifestyle advice for people with infertility 2021 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Preconception lifestyle advice on weight vs usual care or attention control

Reported behavioural changes in alcohol intake · women with infertility and obesity

1 finding from 1 review

Preconception lifestyle advice for people with infertility 2021 · Cochrane Headline outcomes only
no estimate extracted
1 study · 239 participants
Very low

Preconception lifestyle advice on a combination of topics vs usual care or attention control

Reported behavioural changes in alcohol intake · people with infertility

Preconception lifestyle advice on a combination of topics showed no clear difference in reported behavioural changes in alcohol intake (measured at 6 months) compared with routine care or attention control (low certainty).

1 finding from 1 review

Preconception lifestyle advice for people with infertility 2021 · Cochrane Headline outcomes only
RR 1.07 [0.99, 1.17]
1 study · 607 participants
Low