Findings

What do systematic reviews say?

2 questions · 2 findings · 1 reviews · Oral and maxillofacial surgery

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

Plaque · Patients with cleft lip and palate (CLP)

Plaque index does not differ significantly between unilateral and bilateral cleft lip and palate (MD -0.13, 95% CI -0.38 to 0.12; ungraded).

1 finding from 1 review

Oral health in patients with cleft lip and palate: a systematic literature review and meta-analysis of periodontal and… 2025 All outcomes
Clinical dental examination (Thailand and USA)
MD -0.13 [-0.38, 0.12]
2 studies · 117 participants
GRADE not reported

Plaque · Individuals assessed for periodontal health (mainly children and adolescents, age >2 years)

Persons with orofacial cleft have a higher plaque index than healthy controls (MD 0.29, 95% CI 0.24 to 0.34; low certainty).

1 finding from 1 review

Oral health in patients with cleft lip and palate: a systematic literature review and meta-analysis of periodontal and… 2025 All outcomes
Clinical dental examination; various countries (e.g., Brazil, India, China, Thailand, USA)
MD 0.29 [0.24, 0.34]
6 studies · 1618 participants
Low