Findings

What do systematic reviews say?

2 questions · 2 findings · 1 reviews

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

Spontaneous space closure · Children and adolescents after extraction of a mandibular permanent first molar (before eruption of the second molar)

In the mandible, extraction at age 8-10 (vs after 10) increases odds of space closure (OR 3.32; low certainty).

1 finding from 1 review

Spontaneous space closure after extraction of permanent first molars in children and adolescents: a systematic review… 2024 All outcomes
Until eruption of the permanent second molar (median follow-up 4.0 years) · University clinics and hospitals in 8 countries (children/adolescents <18 years) · Mandible
OR 3.32 [1.73, 6.36]
3 studies · 109 participants
Low

Spontaneous space closure · Children and adolescents with maxillary permanent first molar extraction

In the maxilla, age 8-10 years was not associated with a statistically significant difference in space closure odds.

1 finding from 1 review

Spontaneous space closure after extraction of permanent first molars in children and adolescents: a systematic review… 2024 All outcomes
Follow-up to complete eruption of the permanent second molar · Maxilla
OR >100.00 [0.01, >100.00]
3 studies
GRADE not reported