Table 1

Characteristics of study participants at baseline

nPer cent
Age in years
 45–5431 01529
 55–6436 46234
 65–7423 89822
 ≥7515 39414
m-IPSS*
 0–244 79048
 3–529 51832
 6–811 76013
 9–1143025
 12–2128153
Sociodemographic characteristics
 Tertiary education27 46826
 Born in Australia or New Zealand80 30876
 Annual household income ≥$70 00032 12336
 Private health insurance (Hospital/DVA)70 15266
 Residing in major cities48 88546
Health behaviours
 Never smoker51 17548
 In highest tertile of physical activity35 60334
Health conditions
 Doctor-diagnosed cardiovascular disease†19 94319
 Doctor-diagnosed heart disease15 56515
 Doctor-diagnosed stroke34763
 Doctor-diagnosed diabetes11 07510
 Doctor-diagnosed high blood pressure38 97036
 Had vasectomy27 08525
 Severe erectile dysfunction13 65215
 Requires help with daily tasks47965
 Severe physical functioning limitation982810
 High psychological distress (K10 score 22–50)66567
 Poor self-rated health22632
 Obese (BMI 30–50 kg/m2)22 07722
  • Percentages do not include missing cases in the denominators.

  • Number of missing cases: m-IPSS=13 584; education attainment=1769; region of birth=897; annual household income=16 733; health insurance=1; region of residence=88; cigarette smoking=376; sessions of physical activity=3292; erectile dysfunction=12 705; requires help with daily tasks=4893; physical functional limitation=11 528; psychological distress=9452; self-rated health=3218; body mass index=6684; other variables=0 missing.

  • *m-IPSS categories are based on its clinical ranges: 0–5 (no/mild symptoms), 6–11 (moderate symptoms) and 12–21 (severe symptoms). The first two ranges are split into two equal subcategories, leaving the m-IPSS with the above five categories.

  • †Participants were categorised as having cardiovascular disease (CVD) if they answered YES to any of the following ‘Has your doctor ever told you that you have heart disease/stroke/blood clot (thrombosis)?’.