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Nevin Manimala Statistics

Patient-specific factors for deformity after upper blepharoplasty in an Asian population

Plast Reconstr Surg. 2024 Mar 25. doi: 10.1097/PRS.0000000000011425. Online ahead of print.

ABSTRACT

BACKGROUND: The success of upper blepharoplasty depends on both surgeon experience and skill as well as patient factors. Therefore, we aimed to identify patient-specific characteristics that may contribute to poor prognoses by analyzing data derived from patients with various deformities after undergoing upper blepharoplasty.

METHODS: This study included 202 patients who underwent revision surgery for upper blepharoplasty. We explored relationships between types of deformities before revisions and relevant patient factors before initial surgery using statistical analyses.

RESULTS: Age > 30 years, thick upper lid skin, medial epicanthus, and other patient factors were significantly associated with the deformities. Asymmetrical, disappeared, shallow, and low creases were the most prevalent deformities. For these four most prevalent deformities, the concordance indices and 95% confidence limits of the risk prediction models were 0.654 (0.575-0.734), 0.724 (0.637-0.810), 0.783 (0.702-0.863), and 0.750 (0.655-0.844), respectively.

CONCLUSIONS: Among the four most prevalent prognostic deformities, significant patient factors included medial epicanthus, thick upper eyelid skin, weak levator palpebrae superioris, age > 30 y, and a short gap between eyes and brows. We also attempted to clarify the clinical importance of these patient factors. Our findings provide a guide and reference for future investigations into upper blepharoplasty.

PMID:38546700 | DOI:10.1097/PRS.0000000000011425

By Nevin Manimala

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