Primary study · included by 2 reviews

Pereira et al. 2021

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

A systematic review and meta-analysis on early-childhood-caries global data.

Non-Cochrane · aetiology · 2024 · cited as Pereira et al. 2021 · Fig. 3 (ECC prevalence forest plot); Fig. 5 (by GNI)

Outcome this study informs	Pooled effect	Evidence	Certainty
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 36 [25, 47]	13 studies	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 62	NR	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 47 [32, 62]	14 studies	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 62	NR	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 42 [32, 53]	3 studies	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 52 [45, 60]	33 studies	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 49 [44, 55]	67 studies	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 55 [42, 68]	9 studies	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 39	NR	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 28	NR	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 53 [41, 65]	14 studies	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 72 [58, 85]	7 studies	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 57 [36, 77]	5 studies	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 34 [20, 48]	6 studies	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 30 [22, 38]	11 studies	Ungraded
Early childhood caries (ECC) prevalence (%, dmft>0) Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)	Prevalence 57 [47, 67]	19 studies	Ungraded

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

Non-Cochrane · aetiology · 2025 · cited as Pereira 2021 · Table 1 (included-studies quality assessment); Table 2 (characteristics); Reference [15]

The review does not say which of its outcomes this study informs.

2 including reviews in total.