1. Relationship between Lower Urinary Tract Symptoms Frequency Assessed by the IPSS and Bothersomeness (SPI) among Men Older than 50 Years Old 
P. Perrin, N. Marionneau, M. Cucherat, C. Taieb 
European Urology 
Volume 48, Issue 4, Pages (October 2005)
DOI: /j.eururo
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2. Fig. 1 Distribution of SPI vs. IPSS total scores.
European Urology  , DOI: ( /j.eururo )
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3. Fig. 2
Quadratic curve estimations of bothersomeness scores vs. frequency symptoms scores.
European Urology  , DOI: ( /j.eururo )
Copyright © 2005 Elsevier B.V. Terms and Conditions

4. Fig. 3 “Induced” bothersomeness of frequency symptom (grey area).
European Urology  , DOI: ( /j.eururo )
Copyright © 2005 Elsevier B.V. Terms and Conditions

5. Fig. 4 Distribution of IPSS quality of life item score vs. SPI score.
European Urology  , DOI: ( /j.eururo )
Copyright © 2005 Elsevier B.V. Terms and Conditions