Findings

What do systematic reviews say?

3 questions · 3 findings · 1 reviews · Neonatal

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No studies found 0 · 0%GRADE not reported 1 · 33.3%Very low 0 · 0%Low 2 · 66.7%Moderate 0 · 0%High 0 · 0%

Early and late (day 1 to 28 after birth) higher vs lower sodium intake

Hyponatraemia (< 130 mmol/L) · preterm or low birth weight infants

1 finding from 1 review

Higher versus lower sodium intake for preterm infants 2023 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

Late (seven days or more following birth) higher vs lower sodium intake

Hyponatraemia (< 130 mmol/L) · preterm or low birth weight infants

Late (seven days or more following birth) higher may leads to lower hyponatraemia (< 130 mmol/L) compared with lower sodium intake (low certainty).

1 finding from 1 review

Higher versus lower sodium intake for preterm infants 2023 · Cochrane Headline outcomes only
RR 0.13 [0.03, 0.5]
2 studies · 69 participants
Low

Early (less than seven days following birth) higher vs lower sodium intake

Hyponatraemia (< 130 mmol/L) · preterm or low birth weight infants

Early (less than seven days following birth) higher showed no clear difference in hyponatraemia (< 130 mmol/L) compared with lower sodium intake (low certainty).

1 finding from 1 review

Higher versus lower sodium intake for preterm infants 2023 · Cochrane Headline outcomes only
RR 0.68 [0.4, 1.13]
3 studies · 83 participants
Low