Severity and Prevalence of Ankyloglossia-associated Breastfeeding Symptoms: A Systematic Review and Meta-analysis

Holly Cordray, Geethanieli Mahendran, Ching Siong Tey, John Nemeth, Alastair Sutcliffe, Jenny Ingram, Nikhila Raol*

*Corresponding author for this work

Research output: Contribution to journalArticle (Academic Journal)peer-review

19 Citations (Scopus)
548 Downloads (Pure)

Abstract

Key notes

The relationship between ankyloglossia and breastfeeding difficulties is highly controversial, leading to inconsistent referrals for surgical treatment.

This systematic review and meta-analysis showed that paediatric ankyloglossia is typically associated with suboptimal breastfeeding, infant gastroesophageal reflux, low maternal breastfeeding self-efficacy, and moderately intense nipple pain; approximately half of mother-infant dyads in this population experienced breastfeeding difficulties.

Ankyloglossia is a significant condition, and associated symptoms may deter mothers from practicing exclusive breastfeeding.



Abstract

Aim
To evaluate breastfeeding symptoms associated with ankyloglossia/tongue-tie.

Methods
Databases included PubMed, Embase, CINAHL, PsycINFO, Web of Science, and Google Scholar. Eligible studies reported baseline breastfeeding symptoms/severity from tongue-tied infants. Two reviewers independently screened studies, extracted data, and assessed quality. Low-quality studies were excluded. Main outcomes were weighted mean severity scores for dyads with ankyloglossia relative to reference values for successful breastfeeding. Meta-analyses used inverse-variance-weighted random-effects models.

Results
Of 1328 screened studies, 39 were included (5730 infants with ankyloglossia). The mean LATCH score for patients with untreated ankyloglossia, 7.1 (95% CI: 6.7–7.4), was significantly below the good-breastfeeding threshold. The mean Infant Breastfeeding Assessment Tool score, 10.0 (8.2–11.7), was not significantly below the good-breastfeeding threshold. The mean Infant-Gastroesophageal Reflux Questionnaire-Revised score, 18.2 (10.5–26.0), was consistent with gastroesophageal reflux disease. The mean Breastfeeding Self-Efficacy Scale-Short Form score, 43.7 (39.3–48.1), indicated significant risk of cessation of exclusive breastfeeding within 1–3 months. Mean nipple pain was 4.9 (4.1–5.7) on a 0–10 scale, greater than typical scores for breastfeeding mothers without nipple damage. Total prevalence of breastfeeding difficulties was 49.3% (95% CI: 47.3–51.4%). Early, undesired weaning occurred in 20.3% (18.5–22.2%) of cases before intervention.

Conclusion
Ankyloglossia is adversely associated with breastfeeding success and maternal well-being.
Original languageEnglish
Number of pages11
JournalActa Paediatrica, International Journal of Paediatrics
DOIs
Publication statusPublished - 27 Nov 2022

Bibliographical note

Funding Information:
This work benefitted from a science infrastructure grant provided by the Marcus Foundation. The authors have no conflicts of interest to disclose.

Publisher Copyright:
© 2022 Foundation Acta Paediatrica. Published by John Wiley & Sons Ltd.

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