Primary study · included by 1 review

Wigen 2018

ProbableThe reviews cited this study without a PMID, DOI or NCT, so it is matched by first author and year. Two different studies by the same author in the same year could be merged here.

Trial PICO

Not extracted yet. Trial-level population, intervention, comparator, outcomes and design will appear here after the trial extraction run. Until then, the reviews below describe the study.

Results

Not extracted yet. Per-trial results (events, means, effect and weight as each review's forest plot reports them) will appear here after the trial extraction run.

Included by

Optimal tooth brushing initiation age and frequency for preventing early childhood caries: a systematic review and meta-analysis.

Non-Cochrane · aetiology · 2025 · cited as Wigen 2018 · Table 1; Table 3 (initiation MA, P1-O1) and Table 4 (frequency MA, also informs P2-O1); Reference [6]

Outcome this study informs	Pooled effect	Evidence	Certainty
Early childhood caries (presence/prevalence/severity by dmft/dmfs) Late tooth brushing initiation (>=12 months, or >=2 years in some studies) vs Early tooth brushing initiation (<12 months, or <2 years)	OR 1.40 [0.91, 2.16]	10 studies · 23200 participants	Ungraded
Early childhood caries (presence/prevalence/severity by dmft/dmfs) Late tooth brushing initiation (>=12 months, or >=2 years in some studies) vs Early tooth brushing initiation (<12 months, or <2 years)	OR 1.75 [1.50, 2.03]	9 studies	Ungraded

1 including review in total.