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Knowledge Evaluation and Assessment of the Effectiveness of an Education Intervention on Acne

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ClinicalTrials.gov Identifier: NCT01629797
Recruitment Status : Completed
First Posted : June 28, 2012
Results First Posted : June 20, 2013
Last Update Posted : June 20, 2013
Sponsor:
Information provided by (Responsible Party):
Roopal Kundu, Northwestern University

Study Type Interventional
Study Design Intervention Model: Single Group Assignment;   Masking: None (Open Label)
Condition Acne Vulgaris
Intervention Behavioral: Educational script on Acne
Enrollment 100
Recruitment Details  
Pre-assignment Details  
Arm/Group Title Acne Vulgaris
Hide Arm/Group Description Subjects completed a questionnaire assessing 26 items related to knowledge of acne pathogenesis, signs and symptoms of acne, risk factors for acne, and beliefs about acne. Next, subjects listened to a scripted, educational lecture about acne developed from the American Academy of Dermatology (AAD) acne educational materials. In addition, the AAD patient education pamphlet on acne was provided to each subject. Subjects completed the questionnaire to assess knowledge about acne immediately post-lecture. Two months after the educational lecture, subjects were contacted by phone to complete a final questionnaire to assess knowledge about acne.
Period Title: Overall Study
Started 100
Completed 82
Not Completed 18
Arm/Group Title Acne Vulgaris
Hide Arm/Group Description Subjects completed a questionnaire assessing 26 items related to knowledge of acne pathogenesis, signs and symptoms of acne, risk factors for acne, and beliefs about acne. Next, subjects listened to a scripted, educational lecture about acne developed from the American Academy of Dermatology (AAD) acne educational materials. In addition, the AAD patient education pamphlet on acne was provided to each subject. Subjects completed the questionnaire to assess knowledge about acne immediately post-lecture. Two months after the educational lecture, subjects were contacted by phone to complete a final questionnaire to assess knowledge about acne.
Overall Number of Baseline Participants 100
Hide Baseline Analysis Population Description
[Not Specified]
Age Continuous  
Mean (Standard Deviation)
Unit of measure:  Years
Number Analyzed 100 participants
29.6  (8.4)
Sex: Female, Male  
Measure Type: Count of Participants
Unit of measure:  Participants
Number Analyzed 100 participants
Female
82
  82.0%
Male
18
  18.0%
Region of Enrollment  
Measure Type: Number
Unit of measure:  Participants
United States Number Analyzed 100 participants
100
1.Primary Outcome
Title Number of Correct Responses to Questionnaire Items Immediately Before and After and Educational Lecture
Hide Description In order to evaluate the immediate effect of an educational lecture about acne, subjects completed a questionnaire to assess knowledge about acne immediately before and after the educational lecture. The number of correct responses to each questionnaire item was calculated pre- and post-educational lecture.
Time Frame immediately before and after an educational lecture
Hide Outcome Measure Data
Hide Analysis Population Description
[Not Specified]
Arm/Group Title Pre-educational Lecture Post-educational Lecture
Hide Arm/Group Description:
Subjects completed a questionnaire assessing 26 items related to knowledge of acne pathogenesis, signs and symptoms of acne, risk factors for acne, and beliefs about acne. Next, subjects listened to a scripted, educational lecture about acne developed from the American Academy of Dermatology (AAD) acne educational materials. In addition, the AAD patient education pamphlet on acne was provided to each subject. Subjects completed the questionnaire to assess knowledge about acne immediately post-lecture.
Subjects completed a questionnaire assessing 26 items related to knowledge of acne pathogenesis, signs and symptoms of acne, risk factors for acne, and beliefs about acne. Next, subjects listened to a scripted, educational lecture about acne developed from the American Academy of Dermatology (AAD) acne educational materials. In addition, the AAD patient education pamphlet on acne was provided to each subject. Subjects completed the questionnaire to assess knowledge about acne immediately post-lecture.
Overall Number of Participants Analyzed 100 100
Measure Type: Number
Unit of Measure: participants
How to wash skin 79 79
How often to wash face 74 79
Diet affects acne 60 43
Dirt affects acne 31 37
Hair product affects acne 45 63
Sweat affects acne 27 43
Cosmetics affect acne 61 65
Moisturizers affect acne 40 43
Humidity affects acne 35 53
Season affects acne 44 63
Stress affects acne 72 76
Drugs affect acne 56 50
Stress worsens acne 72 76
Diet worsens acne 30 46
Menses worsens acne 64 77
Hormones worsen acne 68 76
Genetics worsen acne 48 66
Excess oil causes acne 67 77
Clogged pores cause acne 77 80
Bacteria causes acne 70 77
Inflammation causes acne 33 70
Acne can be cured 29 69
Results of acne treatment 38 70
Acne treatment lasts 45 61
Acne can scar 82 81
Cosmetics worsen acne 79 79
2.Secondary Outcome
Title Number of Correct Responses to Questionnaire Items Before and 2 Months After an Educational Lecture
Hide Description In order to evaluate the long-term effect of an educational lecture about acne, subjects completed a questionnaire to assess knowledge about acne immediately before and two months after the educational lecture. The number of correct responses to each questionnaire item was calculated pre- and two months post-educational lecture.
Time Frame before and 2 months after an educational lecture
Hide Outcome Measure Data
Hide Analysis Population Description
[Not Specified]
Arm/Group Title Pre-educational Lecture Two Months Post-educational Lecture
Hide Arm/Group Description:
Subjects completed a questionnaire assessing 26 items related to knowledge of acne pathogenesis, signs and symptoms of acne, risk factors for acne, and beliefs about acne. Next, subjects listened to a scripted, educational lecture about acne developed from the American Academy of Dermatology (AAD) acne educational materials. In addition, the AAD patient education pamphlet on acne was provided to each subject. Subjects completed the questionnaire to assess knowledge about acne immediately post-lecture. Two months after the educational lecture, subjects were contacted by phone to complete a final questionnaire to assess knowledge about acne.
Subjects completed a questionnaire assessing 26 items related to knowledge of acne pathogenesis, signs and symptoms of acne, risk factors for acne, and beliefs about acne. Next, subjects listened to a scripted, educational lecture about acne developed from the American Academy of Dermatology (AAD) acne educational materials. In addition, the AAD patient education pamphlet on acne was provided to each subject. Subjects completed the questionnaire to assess knowledge about acne immediately post-lecture. Two months after the educational lecture, subjects were contacted by phone to complete a final questionnaire to assess knowledge about acne.
Overall Number of Participants Analyzed 100 82
Measure Type: Number
Unit of Measure: participants
How to wash skin 79 78
How often to wash face 74 76
Diet affects acne 60 55
Dirt affects acne 31 12
Hair product affects acne 45 65
Sweat affects acne 27 22
Cosmetics affect acne 61 76
Moisturizers affect acne 40 58
Humidity affects acne 35 32
Season affects acne 44 36
Stress affects acne 77 77
Drugs affect acne 56 80
Stress worsens acne 72 77
Diet worsens acne 30 25
Menses worsens acne 64 76
Hormones worsen acne 68 79
Genetics worsen acne 48 63
Excess oil causes acne 67 81
Clogged pores cause acne 77 82
Bacteria causes acne 70 77
Inflammation causes acne 33 69
Acne can be cured 29 65
Results of acne treatment 38 47
Acne treatment lasts 45 43
Acne can scar skin 82 80
Cosmetics worsen acne 79 77
Time Frame [Not Specified]
Adverse Event Reporting Description [Not Specified]
 
Arm/Group Title Acne Vulgaris
Hide Arm/Group Description Subjects completed a questionnaire assessing 26 items related to knowledge of acne pathogenesis, signs and symptoms of acne, risk factors for acne, and beliefs about acne. Next, subjects listened to a scripted, educational lecture about acne developed from the American Academy of Dermatology (AAD) acne educational materials. In addition, the AAD patient education pamphlet on acne was provided to each subject. Subjects completed the questionnaire to assess knowledge about acne immediately post-lecture. Two months after the educational lecture, subjects were contacted by phone to complete a final questionnaire to assess knowledge about acne.
All-Cause Mortality
Acne Vulgaris
Affected / at Risk (%)
Total   --/-- 
Show Serious Adverse Events Hide Serious Adverse Events
Acne Vulgaris
Affected / at Risk (%)
Total   0/100 (0.00%) 
Show Other (Not Including Serious) Adverse Events Hide Other (Not Including Serious) Adverse Events
Frequency Threshold for Reporting Other Adverse Events 5%
Acne Vulgaris
Affected / at Risk (%)
Total   0/100 (0.00%) 
Certain Agreements
All Principal Investigators ARE employed by the organization sponsoring the study.
Results Point of Contact
Name/Title: Hae Bae
Organization: Northwestern University
Phone: 312-695-6829
Responsible Party: Roopal Kundu, Northwestern University
ClinicalTrials.gov Identifier: NCT01629797     History of Changes
Other Study ID Numbers: STU64905
First Submitted: June 26, 2012
First Posted: June 28, 2012
Results First Submitted: April 29, 2013
Results First Posted: June 20, 2013
Last Update Posted: June 20, 2013