This is a randomized, evaluator-blinded, no-treatment controlled study in participants with Midface Volume Deficit and/or Midface Contour Deficiency.
For Group A, after screening, eligible participants will be treated from day 1 and followed up for 24 months. The purpose of Group A was to confirm investigator's use of correct injection technique. For Group B, the study includes two phases as follows: Main study phase: It is randomized, evaluator-blinded and no-treatment controlled. After screening, all eligible participants will be randomized either to the Treatment Group or the Control Group in a 2:1 ratio. All the participants will be followed up for 12 months. Extension study phase: After the main study phase, the Treatment Group will be followed up for additional 12 months. Each subject assigned to Group A and Treatment Group will receive up to 4 injection sessions with 5(±1) weeks intervals. Participants assigned to the Control Group will not receive treatment during the study.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
205
Initial injection and optional 3 injections with Sculptra in Midface.
Galderma research site 3
Beijing, China
Galderma research site 4
Beijing, China
Galderma research site 5
Chengdu, China
Galderma research site 2
Guangzhou, China
Percentage of Participants With 1 Point Improvement From Baseline on the Medicis Midface Volume Scale (MMVS) as Measured by the Blinded Evaluator at Month 12
MMVS is a 4-grade scale that assesses the fullness of the midface from Fairly Full (1) to Substantial Loss of Fullness (4) as described below. The blinded evaluator and treating investigator rated the participant's right and left midface for severity of volume deficiency using the MMVS at all applicable study visits. A one grade decrease in score from baseline was defined as a treatment success/improvement, meaning that lower score means a better outcome. 1. Fairly full midface 2. Mild loss of fullness in midface area 3. Moderate loss of fullness with slight hollowing below malar prominence 4. Substantial loss of fullness in the midface area, clearly apparent hollowing below malar prominence
Time frame: Baseline, Month 12
Percentage of Participants With 1 Point Improvement From Baseline on the MMVS as Measured by the Blinded Evaluator
MMVS is a 4-grade scale that assesses the fullness of the midface from Fairly Full (1) to Substantial Loss of Fullness (4) as described below. The blinded evaluator and treating investigator rated the participant's right and left midface for severity of volume deficiency using the MMVS at all applicable study visits. A one grade decrease in score from baseline was defined as a treatment success/improvement, meaning that lower score means a better outcome. 1. Fairly full midface 2. Mild loss of fullness in midface area 3. Moderate loss of fullness with slight hollowing below malar prominence 4. Substantial loss of fullness in the midface area, clearly apparent hollowing below malar prominence
Time frame: Treatment group: Baseline, Months 6, 9, 18 and 24; Control group: Baseline, Months 6 and 9
Percentage of Participants With 1 Point Improvement From Baseline on the MMVS as Measured by the Treating Investigator
MMVS is a 4-grade scale that assesses the fullness of the midface from Fairly Full (1) to Substantial Loss of Fullness (4) as described below. The blinded evaluator and treating investigator rated the participant's right and left midface for severity of volume deficiency using the MMVS at all applicable study visits. A one grade decrease in score from baseline was defined as a treatment success/improvement, meaning that lower score means a better outcome. 1. Fairly full midface 2. Mild loss of fullness in midface area 3. Moderate loss of fullness with slight hollowing below malar prominence 4. Substantial loss of fullness in the midface area, clearly apparent hollowing below malar prominence
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Galderma research site 6
Hangzhou, China
Galderma research site 1
Shanghai, China
Time frame: Treatment group: Baseline, Months 6, 9, 12, 18 and 24; Control group: Baseline, Months 6, 9 and 12
Total Volume Change From Baseline Over Time of the Right and Left Midface Areas
Total volume change from baseline over time (both sides of the face combined) was calculated by a digital 3D image analysis.
Time frame: Treatment group: Baseline, Months 6, 9, 12, 18 and 24; Control group: Baseline, Months 6, 9 and 12
Percentage of Responders According to the Global Aesthetic Improvement Scale (GAIS) on Both Sides of the Face Combined as Assessed by the Treating Investigator
The 5-graded GAIS was used to live assess the aesthetic improvement of the midface fullness of both sides of the participant's face as compared to photographs taken before treatment. Each midface side was rated separately. Rating and its Description:1. Very much improved (Optimal cosmetic result for the implant in this participant), 2. Much improved (Marked improvement in appearance from the original condition),3. Improved (Obvious improvement in appearance from the original condition), 4. No change (The appearance is essentially the same as original condition), 5. Worse (The appearance is worse than the original condition). Responders are those with a rating of at least improved. Participants with a GAIS rating of 'Very much improved', 'Much improved', or 'Improved' are defined as responders. Percentage of responders," according to the GAIS on both sides of the face combined, as assessed by the Treating Investigator was reported.
Time frame: Treatment group: Months 6, 9, 12, 18 and 24; Control group: Months 6, 9 and 12
Percentage of Responders According to the GAIS on Both Sides of the Face Combined as Assessed by the Participant
The 5-graded GAIS was used to live assess the aesthetic improvement of the midface fullness of both sides of the participant's face as compared to photographs taken before treatment. Each midface side was rated separately. Rating and its Description: 1. Very much improved (Optimal cosmetic result for the implant in this participant), 2. Much improved (Marked improvement in appearance from the original condition),3. Improved (Obvious improvement in appearance from the original condition), 4. No change (The appearance is essentially the same as original condition), 5. Worse (The appearance is worse than the original condition). Responders are those with a rating of at least improved. Participants with a GAIS rating of 'Very much improved', 'Much improved', or 'Improved' are defined as responders. Percentage of responders," according to the GAIS on both sides of the face combined, as assessed by the Participant was reported.
Time frame: Treatment group: Months 6, 9, 12, 18 and 24; Control group: Months 6, 9 and 12
Percentage of Participants Agreeing That Their Cheek Volume Deficit and/or Contour Deficiency Was Improved by the Treatment
The subject's satisfaction with the procedure was assessed using a Subject Satisfaction Questionnaire. Question 1 was a YES or NO question pertaining to satisfaction with study treatment: Do you think your Cheek Volume deficit and/or Contour Deficiency has been improved with the treatment?
Time frame: Treatment group: Months 6, 9, 12, 18 and 24
Percentage of Participants Agreeing That Overall Result of the Treatment Looks Natural
The subject's satisfaction with the procedure was assessed using a Subject Satisfaction Questionnaire. Question 2 was a YES or NO question pertaining to naturalness of the study treatment: Do you think that the overall result of the treatment looks natural?
Time frame: Treatment group: Months 6, 9, 12, 18 and 24
Percentage of Participants Agreeing That the Treatment Met or Surpassed Their Expectations to the Study Treatment
The subject's satisfaction with the procedure was assessed using a Subject Satisfaction Questionnaire. Question 3 was answered on a 4-grade scale: Would you say that the study treatment: Surpass your expectations/Meet your expectations/ Do Meet your expectations/You did not have any specific expectations before the injections?
Time frame: Treatment group: Months 6, 9, 12, 18 and 24
Percentage of Participants Agreeing That Treatment Brings More "Youth/Beauty/Harmony/Symmetrical Appearance/Pep/Liveliness/Freshened Look/Self-esteem/Confidence"
The subject's satisfaction with the procedure was assessed using a Subject Satisfaction Questionnaire. Question 4 was a yes or no question: Do you think that the treatment brings you more: Youth/Beauty/Harmony/Symmetrical appearance/Pep/Liveliness/Freshened look/Self-esteem/confidence.
Time frame: Treatment group: Months 6, 9, 12, 18 and 24
Percentage of Participants Agreeing That They Feel More Attractive by the Treatment
The subject's satisfaction with the procedure was assessed using a Subject Satisfaction Questionnaire. Question 5 was a yes or no question: Would you say that you feel more attractive?
Time frame: Treatment group: Months 6, 9, 12, 18 and 24
Percentage of Participants Agreeing That They Feel Better by the Treatment
The subject's satisfaction with the procedure was assessed using a Subject Satisfaction Questionnaire. Question 6 was answered on a 5-grade scale: How do you feel about yourself since the treatment was performed? Very much better / Much better / Somewhat better / The same / Worse. Percentage of participants who responded Very much better / Much better / Somewhat better were reported in this outcome measure.
Time frame: Treatment group: Months 6, 9, 12, 18 and 24
Percentage of Participants Agreeing That They Are Satisfied by the Treatment
The subject's satisfaction with the procedure was assessed using a Subject Satisfaction Questionnaire. Question 7 was answered on a 4-grade scale: Overall, how satisfied are you with the treatment result? Very satisfied/ Satisfied/ Somewhat satisfied/ Not satisfied.
Time frame: Treatment group: Months 6, 9, 12, 18 and 24
Percentage of Participants Who Received Positive Feedback About Their Look From Family, Friends and Colleagues
The subject's satisfaction with the procedure was assessed using a Subject Satisfaction Questionnaire. Question 8: Did you get any feedback about your look from your family, friends and colleagues? Positive/Negative/No feedback.
Time frame: Treatment group: Months 6, 9, 12, 18 and 24
Percentage of Participants Who Recommended This Treatment to Their Friends
The subject's satisfaction with the procedure was assessed using a Subject Satisfaction Questionnaire. Question 9 was a yes or no question: Would you recommend this treatment to friends?
Time frame: Treatment group: Months 6, 9, 12, 18 and 24
Percentage of Participants Who Liked to Receive the Same Treatment Again
The subject's satisfaction with the procedure was assessed using a Subject Satisfaction Questionnaire. Question 10 was a yes or no question: Would you like to receive the same treatment again?
Time frame: Treatment group: Months 6, 9, 12, 18 and 24