Hormone levels in middle-aged and elderly men with and without erectile dysfunction in Taiwan

Yi-Sheng Huang, G. D. Juang, C. H. Yeh, Y. H. Chang, K. Y. Chou, H. E. Chen

Research output: Contribution to journalArticle

5 Citations (Scopus)


The change in sexual hormones with age in middle-aged and elderly Chinese men, with and without erectile dysfunction (ED), was investigated. Total testosterone (TT), free testosterone (FT), dehydroepiandrosterone sulfate (DHEAS), and sex hormone-binding globulin (SHBG) were determined from fasting serum samples by radioimmunoassay in 627 middle-aged and elderly ethnic Chinese men with and without ED. Calculated FT was derived from TT and SHBG. Patients with ED were subdivided into groups having low serum TT (

Original languageEnglish
Pages (from-to)160-163
Number of pages4
JournalInternational Journal of Impotence Research
Issue number2
Publication statusPublished - Mar 2006



  • Androgens
  • Erectile dysfunction
  • Free testosterone
  • Hormones
  • Testosterone

ASJC Scopus subject areas

  • Urology

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