Analysis of beautiful lips in Thai women

Abstract

Background Lip is one of indispensable component in the aesthetic appearance of face. However, the definition of beautiful Thai lip is still undefined. Objective: The aim of this study was to define the beautiful lip in Thai women. Methods: Thai women, ages between 18 and 25 years, were conducted. Photographs of three different positions of lips including normal lip position, smile, and fully smile were taken. Thirteen parameters of lip in each position were measured by McCoy facial trisqure. The lips were classified into three groups, group A: most beautiful; group B: average; and group C: less beautiful lip, by plastic surgeons, plastic surgery resident, dentist, ones who have history of previous lip surgery and beauty pageant contestant. Intergroup comparisons were performed. Results: A total of 88 participants were included. The mean ages were 21.41 years. Between the most and less beautiful lip in normal position of lip were found to be significantly different in the lower vermillion height, tip to tip of cupid bow distant, angle of center of cupid bow and angle of peak of cupid bow. Smile position, upper and lower vermillion height, and full smile position, upper and lower vermillion height, mouth width and upper lip height, were found to be significantly different between both groups. Conclusions: The beautiful lip in Thai women trend to have thinner and smaller lips. There data might be beneficial for treatment planning of Thai women patient undergoing lip surgeries for best cosmetic outcome.