Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,776 questions · 7,311 findings · 959 reviews · Headline outcomes only

No studies found 1,498 · 20.5%GRADE not reported 303 · 4.1%Very low 1,839 · 25.2%Low 1,991 · 27.2%Moderate 1,277 · 17.5%High 403 · 5.5%

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High‐intensity brief text messaging (SMS) vs low‐intensity brief text messaging

Documenting of matched pregnancy outcome data · Community health care workers, known as Health Surveillance Assistants (HSAs) (n = 156) associated with 30 health facilities.

High‐intensity brief text messaging (SMS) showed no clear difference in documenting of matched pregnancy outcome data compared with low‐intensity brief text messaging (low certainty).

1 finding from 1 review

High‐intensity brief text messaging (SMS) vs low‐intensity brief text messaging

Functioning of the RHIS · Community health care workers, known as Health Surveillance Assistants (HSAs) (n = 156) associated with 30 health facilities.

The review found no eligible studies for this question.

1 finding from 1 review

High‐intensity brief text messaging (SMS) vs low‐intensity brief text messaging

Health provider outcomes · Community health care workers, known as Health Surveillance Assistants (HSAs) (n = 156) associated with 30 health facilities.

The review found no eligible studies for this question.

1 finding from 1 review

Vitamin D (higher dose) vs vitamin D (lower dose)

Adverse effect: hypercalciuria As defined by trialists Time frame: 3 months · children under 5 years of age

Vitamin D (higher dose) showed no clear difference in adverse effect: hypercalciuria As defined by trialists Time frame:… compared with vitamin D (lower dose) (low certainty).

1 finding from 1 review

Vitamin D (higher dose) vs vitamin D (lower dose)

Hypercalcaemia · children under 5 years of age

Vitamin D (higher dose) showed no clear difference in adverse effect: hypercalcaemia As defined by trialists Time frame:… compared with vitamin D (lower dose) (low certainty).

1 finding from 1 review