Comparison of monophasic and biphasic hyaluronic acid fillers: a meta-analysis across facial regions in Asian populations

Hyaluronic acid (HA) fillers are widely used in nonsurgical facial rejuvenation to restore volume and enhance contour. Monophasic and biphasic fillers are commonly used; however, there is limited consensus regarding their optimal application in different facial regions, particularly in Asian populat...

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Main Authors: Ingyu Lee, JinHan Lee, SeoWon Kang, Hyungin Cho, Ki Won Lee, Dongkeun Lim
Format: Article
Language:English
Published: Korean Society of Korean Cosmetic Surgery and medicine 2024-12-01
Series:Journal of Cosmetic Medicine
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Online Access:http://www.jcosmetmed.org/journal/view.html?doi=10.25056/JCM.2024.8.2.73
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author Ingyu Lee
JinHan Lee
SeoWon Kang
Hyungin Cho
Ki Won Lee
Dongkeun Lim
author_facet Ingyu Lee
JinHan Lee
SeoWon Kang
Hyungin Cho
Ki Won Lee
Dongkeun Lim
author_sort Ingyu Lee
collection DOAJ
description Hyaluronic acid (HA) fillers are widely used in nonsurgical facial rejuvenation to restore volume and enhance contour. Monophasic and biphasic fillers are commonly used; however, there is limited consensus regarding their optimal application in different facial regions, particularly in Asian populations with unique anatomical and aesthetic preferences. This meta-analysis evaluated the efficacy and safety of monophasic and biphasic HA fillers, focusing on key facial areas, including the nasolabial folds, cheeks, and nose, in Asian populations. A systematic literature search of the PubMed, KoreaMed, DBpia, Google Scholar, Embase, and Cochrane Library databases was performed to identify relevant studies published between 2014 and 2023. After screening 416 records and assessing the full texts, 17 studies comprising 1,765 patients were included. Data regarding patient satisfaction, adverse effects, and HA-filler performance were extracted and analyzed using a random effects model. Standardized mean difference (SMD) with corresponding 95% confidence interval were calculated. Monophasic fillers demonstrated superior integration in dynamic areas, such as the nasolabial folds, with fewer side effects such as swelling and bruising. Biphasic fillers demonstrated greater volume retention and structural support for deeper applications, such as nose reshaping and cheek augmentation, but had higher rates of transient adverse effects. The SMD values ranged from 0.60 to 0.70, with minimal publication bias. Monophasic fillers excelled in the dynamic regions, whereas biphasic fillers were more optimal for deeper structural supports. Combining both filler types may optimize outcomes. Further research investigating long-term efficacy and safety is warranted.
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spelling doaj-art-a0c23ed56ead4dcaa1ef9f82426e94c92025-01-06T05:22:11ZengKorean Society of Korean Cosmetic Surgery and medicineJournal of Cosmetic Medicine2586-05852024-12-0182738010.25056/JCM.2024.8.2.73JCM.2024.8.2.73Comparison of monophasic and biphasic hyaluronic acid fillers: a meta-analysis across facial regions in Asian populationsIngyu Lee0JinHan Lee1SeoWon Kang2Hyungin Cho3Ki Won Lee4Dongkeun Lim5Department of Dermatology, Eco Samsung Orthopedic Clinic, Jeonju, Rep. of KoreaDepartment of Dermatology, Eco Samsung Orthopedic Clinic, Jeonju, Rep. of KoreaDepartment of Dermatology, Eco Samsung Orthopedic Clinic, Jeonju, Rep. of KoreaDepartment of Dermatology, Eco Samsung Orthopedic Clinic, Jeonju, Rep. of KoreaDepartment of Dermatology, Eco Samsung Orthopedic Clinic, Jeonju, Rep. of KoreaDepartment of Orthopedic Surgery, Eulji University Medical Center, Seoul, Rep. of KoreaHyaluronic acid (HA) fillers are widely used in nonsurgical facial rejuvenation to restore volume and enhance contour. Monophasic and biphasic fillers are commonly used; however, there is limited consensus regarding their optimal application in different facial regions, particularly in Asian populations with unique anatomical and aesthetic preferences. This meta-analysis evaluated the efficacy and safety of monophasic and biphasic HA fillers, focusing on key facial areas, including the nasolabial folds, cheeks, and nose, in Asian populations. A systematic literature search of the PubMed, KoreaMed, DBpia, Google Scholar, Embase, and Cochrane Library databases was performed to identify relevant studies published between 2014 and 2023. After screening 416 records and assessing the full texts, 17 studies comprising 1,765 patients were included. Data regarding patient satisfaction, adverse effects, and HA-filler performance were extracted and analyzed using a random effects model. Standardized mean difference (SMD) with corresponding 95% confidence interval were calculated. Monophasic fillers demonstrated superior integration in dynamic areas, such as the nasolabial folds, with fewer side effects such as swelling and bruising. Biphasic fillers demonstrated greater volume retention and structural support for deeper applications, such as nose reshaping and cheek augmentation, but had higher rates of transient adverse effects. The SMD values ranged from 0.60 to 0.70, with minimal publication bias. Monophasic fillers excelled in the dynamic regions, whereas biphasic fillers were more optimal for deeper structural supports. Combining both filler types may optimize outcomes. Further research investigating long-term efficacy and safety is warranted.http://www.jcosmetmed.org/journal/view.html?doi=10.25056/JCM.2024.8.2.73asian populations; biphasic fillers; facial rejuvenation; hyaluronic acid fillers; monophasic fillers; nasolabial folds
spellingShingle Ingyu Lee
JinHan Lee
SeoWon Kang
Hyungin Cho
Ki Won Lee
Dongkeun Lim
Comparison of monophasic and biphasic hyaluronic acid fillers: a meta-analysis across facial regions in Asian populations
Journal of Cosmetic Medicine
asian populations; biphasic fillers; facial rejuvenation; hyaluronic acid fillers; monophasic fillers; nasolabial folds
title Comparison of monophasic and biphasic hyaluronic acid fillers: a meta-analysis across facial regions in Asian populations
title_full Comparison of monophasic and biphasic hyaluronic acid fillers: a meta-analysis across facial regions in Asian populations
title_fullStr Comparison of monophasic and biphasic hyaluronic acid fillers: a meta-analysis across facial regions in Asian populations
title_full_unstemmed Comparison of monophasic and biphasic hyaluronic acid fillers: a meta-analysis across facial regions in Asian populations
title_short Comparison of monophasic and biphasic hyaluronic acid fillers: a meta-analysis across facial regions in Asian populations
title_sort comparison of monophasic and biphasic hyaluronic acid fillers a meta analysis across facial regions in asian populations
topic asian populations; biphasic fillers; facial rejuvenation; hyaluronic acid fillers; monophasic fillers; nasolabial folds
url http://www.jcosmetmed.org/journal/view.html?doi=10.25056/JCM.2024.8.2.73
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