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The Early Diagnosis and Warning Role of Erectile Dysfunction

This study is currently recruiting participants.
See Contacts and Locations
Verified January 2008 by Sun Yat-sen University
Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University
Information provided by:
Sun Yat-sen University Identifier:
First received: November 29, 2010
Last updated: NA
Last verified: January 2008
History: No changes posted
  1. Find the early diagnostic markers of erectile dysfunction;
  2. Study the warning role of ED in some diseases.

Erectile Dysfunction Endothelial Dysfunction

Study Type: Observational
Study Design: Observational Model: Case Control
Official Title: The Early Diagnosis and Warning Role of Erectile Dysfunction:a Multi-institutional Clinical Study.

Resource links provided by NLM:

Further study details as provided by Sun Yat-sen University:

Estimated Enrollment: 150000
Study Start Date: January 2008
Estimated Study Completion Date: January 2020
Primary Completion Date: October 2010 (Final data collection date for primary outcome measure)

Ages Eligible for Study:   18 Years to 80 Years   (Adult, Senior)
Sexes Eligible for Study:   Male
Accepts Healthy Volunteers:   Yes
Sampling Method:   Probability Sample
Study Population
men with erectile dysfunction healthy men general male population

Inclusion Criteria:

  1. Male and at least 18 years of age.
  2. Provide signed informed consent.
  3. Have a history of erectile dysfunction (ED: defined as a consistent change in the quality of erection that adversely affects the subject's satisfaction with sexual intercourse) .
  4. Have a stable monogamous relationship with a female partner. To some subjects with poor sexual experience, re-evaluation would be conducted after a 4-weeks sex education.
  5. Make at least four sexual intercourse attempts with the female sexual study partner during the 4-week therapeutic period without medication.
  6. Agree not to use any other ED treatment for at least 4 weeks.

Exclusion Criteria:

  1. severe diseases (such as congestive heart failure, arrhythmia, significant renal or hepatic dysfunction and anemia);
  2. Had clinically noteworthy penile deformities, pelvic surgery or trauma of perineal region;
  3. Had received long-term pharmacotherapy (including antioxidant agents, vitamins and traditional Chinese drugs).
  4. An addiction problem (with a history of injection or administration of opium, poppy, heroin, hemp, morphine, cocaine, caffeine, ketamine and meperidine etc.)
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT01249703

Contact: Chunhua Deng, MD, PhD (01186)20-87333300
Contact: Yanping Huang, MD (01186)20-87333300

China, Guang Dong
The First Affiliated Hospital of Sun Yat-Sen University Recruiting
Guangzhou, Guang Dong, China, 510080
Contact: Chunhua Deng, MD, PhD    (01186) 20-87333300   
Contact: Yanping Huang, MD    (01186) 20-87333300   
Principal Investigator: Chunhua Deng, MD, PhD         
Sponsors and Collaborators
Sun Yat-sen University
Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University
Principal Investigator: Chunhua Deng, MD, PhD Department of Urology
  More Information

Responsible Party: Chunhua Deng, Department of Urology Identifier: NCT01249703     History of Changes
Other Study ID Numbers: Chunhua Deng
Study First Received: November 29, 2010
Last Updated: November 29, 2010

Additional relevant MeSH terms:
Erectile Dysfunction
Sexual Dysfunction, Physiological
Genital Diseases, Male
Sexual Dysfunctions, Psychological
Mental Disorders processed this record on September 19, 2017