evidencegaps
Primary study · included by 1 review

The relationship between irregularity of the incisor teeth, plaque, and gingivitis: a study in a group of schoolchildren aged 11-14 years.

Ashley 1998 · Ashley F P, Usiskin L A, Wilson R F, et al. · European journal of orthodontics · 1998

Included by

The Relationship Between Malocclusion and Periodontal Health in Children and Adolescents: A Systematic Review and Meta-Analysis.
Non-Cochrane · aetiology · 2026 · cited as Ashley 1998 · Table 2; References

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

1 including review in total.