Prevalence of OAB in Asian Men: an epidemiological survey British Journal of Urology: 93: , 2004 P Moorthy, et al

Why this study? OAB is generally under treated and under diagnosed More reports on urge incontinence, not on OAB OAB reports on men is scarce, in particular in Asia

Objectives Determine the prevalence of OAB in Asian malesDetermine the prevalence of OAB in Asian males Determine the status of OAB as a problemDetermine the status of OAB as a problem Determine the demographic factors related to the occurrence of OABDetermine the demographic factors related to the occurrence of OAB Determine the degree of bother and treatment seeking rate in Asian menDetermine the degree of bother and treatment seeking rate in Asian men

Methodology Methodology Questionnaire based surveyQuestionnaire based survey –Created by an expert panel –Translated into the local dialect, validated –Multiple-choice type of queries –Self-administered under supervision of a medically-trained personnel

Survey Population TOTAL: Males : 2369TOTAL: Males : 2369 Participating countriesParticipating countries –Philippines –PhilippinesChina –IndonesiaMalaysia –SingaporeThailand –Hong Kong Taiwan –Korea India –Pakistan

The OAB (ICS, 2001) Urgency with or without urge incontinence usually with frequency and nocturia

Urgency = having strong desire to void urine Urge incontinence = involuntary loss of urine with urgency Frequency = voiding of > 8 times a day Nocturia = voiding of urine at night time Definitions

Country specific prevalence of OAB

Prevalence of OAB among males *** ** * Moorthy et al (general pop.) ** Geirsson et al (general pop.) *** Milsom et al., 2000 (general pop.) *

Distribution of different OAB symptoms in Asian males A = Frequency B = Urgency C = Frequency and Urgency D = Urge Incontinence E = Urgency and Urge Incontinence F = Frequency and Urge Incontinence G = Frequency, Urgency and Urge Incontinence

Age-specific respondents with OAB

OAB as a Problem Degree of BotherDegree of Bother –Scoring from 0 to 5 0 – no bother, 5 – severe Need for Leakage Protection in urge incontinenceNeed for Leakage Protection in urge incontinence Seeking HelpSeeking Help

Degree of bother in patients with OAB

OAB as a Problem: Rate of Seeking Help

Age more than 70 years = Professional labor = Sitting type toilet = Urban dwelling = Chances of OAB (odds ratio)

Demographic Factors Associated with a Higher Prevalence of OAB Older ageOlder age ProfessionalsProfessionals Positive family history for voiding dysfunction (19% of respondents in this study)Positive family history for voiding dysfunction (19% of respondents in this study) Use of a sitting toiletUse of a sitting toilet Higher incomeHigher income Urban dwellingUrban dwelling

Constitutional factors of OAB Obesity, White race, Increasing age Behavioural Risk factors Consumption of caffeine, alcohol, tobacco, low daily physical activity Neurological Risk factors Stroke, Paraplegia, Paralysis, Immobility and cognitive impairment