Kok, E.T.

study symptom change style patient prostate health quality tract symptoms treatment score visit value baseline krimpen study impact follow-up gp visit prostatic hyperplasia tract problem krimpen factor volume prostate symptom score questionnaire result chapter prostatic disease prostate volume influence definition hyperplasia management determinant population characteristic state health states behaviour consultation measurement relationship severity sickness impact profile number gp consultation prevalence disease-specific analysis table practice health status case definition research practitioner participant urology model symptom severity study population prostate cancer disease-specific qol gp visits referral point reaction evaluation status medication record level variable cancer group urine volume history decision multivariate