Korean J Urol.  2001 Dec;42(12):1270-1277.

Construction of a Short Form BPH Specific Health Related Quality of Life Scale: Reliablility and Validity Tests

Affiliations
  • 1Department of Urology, College of Medicine, Sung Kyun Kwan University, Seoul, Korea. hychoi@smc. samsung.co.kr
  • 2Department of Urology, College of Medicine, Yonsei University, Seoul, Korea.
  • 3Department of Urology, College of Medicine, Ulsan University, Seoul, Korea.
  • 4Department of Urology, College of Medicine, Kyunghee University, Seoul, Korea.
  • 5Department of Urology, College of Medicine, Korea University, Seoul, Korea.
  • 6Department of Urology, College of Medicine, Seoul National University, Seoul, Korea.
  • 7Department of Urology, College of Medicine, Pusan National University, Busan, Korea.
  • 8Department of Urology, College of Medicine, Wonkwang University, Iksan, Korea.
  • 9Department of Urology, College of Medicine, Keimyung University, Daegu, Korea.
  • 10Samsung Biomedical Research Institute Biostatistics Unit, Seoul, Korea.
  • 11Department of Family Medicine, College of Medicine, Sung Kyun Kwan University, Seoul, Korea.
  • 12MSD Korea Medical Department, Seoul, Korea.

Abstract

PURPOSE: To construct and validate the short-form benign prostatic hypertropy (BPH) health-related quality-of-life (HRQL) questionnaire which is more practical in use and as informative as the 35-item standard form questionnaire previously validated.
MATERIALS AND METHODS
First the 9 items for the short form questionnaire were selected from the 35-item standard form questionnaire that includes lower urinary tract symptom (LUTS) related, physical, emotional, general helth percepton, sexual domains by the experts. The developed short form questions were divided into two domains; physical and emotional. This short form questionnaire was tested for reliablity, and validity in a total of 197 men who visited the urology clinics of the eight university medical centers in Korea with LUTS.
RESULTS
The short form questionnaire was practical in use (completion rate; 98%, duration of completion at inclusion; 5.19min), and the level of comprehension was not affected by age or degree of education. On the test-retest reliability, high correlations (r=0.49-0.78) and high Cronbach's alpha (>0.745) of two domains were observed, supporting the satisfactory internal consistency, reliability. As the validity, the standard form and short form questionnaire were highly correlated (r=0.52-0.76) and the significant difference were noted in the domain sums and total sum regarding the LUTS severity (p<0.001).
CONCLUSIONS
The newly constructed short form questionnaire is good for assessment BPH HRQL including patients' perceived physical, and emotional status easy to administer, accurate, reproducible and responsive to change according to symptom severity. This questionnaire can be used in patients with LUTS practically and offer the valuable clinical information to the physician.

Keyword

Quality of life, Benign prostatic hyperplasia, Lower urinary tract symptoms

MeSH Terms

Academic Medical Centers
Comprehension
Education
Humans
Korea
Male
Quality of Life*
Surveys and Questionnaires
Urinary Tract
Urology
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