Table 1.
Distribution of baseline characteristics among men who did not and did complete the questionnaire mailed at the end of the second year of follow-up in the MrOS study.
| Number (%) Baseline Characteristic |
Completed questionnaire at 2 year follow-up |
P-value | |
|---|---|---|---|
| No* 254 (4.2%) |
Yes 5741 (95.8%) |
||
| Age, years (n,%) | |||
| 65–69 yr | 37 (14.6) | 1732 (30.2) | |
| 70–79 yr | 131 (51.6) | 3024 (52.7) | < 0.001 |
| ≥80 yr | 86 (33.9) | 985 (17.2) | |
| Caucasian race (n,%) | 213 (83.9) | 5149 (89.7) | 0.003 |
| BMI (kg/m2), mean (sd) | 27.4 (4.2) | 27.4 (3.8) | 0.91 |
| Alcohol consumption (drinks/week), mean (sd) | 3.9 (8.9) | 4.3 (6.7) | 0.37 |
| Smoking status (n,%) | |||
| Past | 160 (63.0) | 3379 (58.9) | 0.08 |
| Current | 13 (5.1) | 193 (3.4) | |
| Self-reported health (% fair-poor) | 87 (34.3) | 770 (13.4) | <0.001 |
| Medical history (n,%) | |||
| Any heart disease | 95 (37.4) | 1334 (23.2) | <0.001 |
| Self-reported diabetes | 51 (20.1) | 602 (10.5) | <0.001 |
| Self-reported hypertension | 129 (50.8) | 2452 (42.7) | 0.01 |
| Self-reported history of prostate cancer | 47 (18.5) | 552 (11.5) | 0.001 |
| Self-reported cancer, not prostate | 48 (18.9) | 989 (17.2) | 0.50 |
| AUA-SI symptom score, mean (sd) | 9.2 (6.9) | 8.3 (6.3) | 0.02 |
| AUA-SI symptom category (n,%) | 0.07 | ||
| None/Mild (0–7 pts) | 123 (48.4) | 3114 (54.2) | |
| Moderate (8–19 pts) | 107 (42.1) | 2249 (39.2) | |
| Severe (≥ 20 pts) | 24 (9.5) | 374 (6.5) | |
| Previous BPH diagnosis (n,%) | 123 (48.8) | 2806 (48.9) | 0.94 |
| Urinary satisfaction (n,%) | 0.003 | ||
| Delighted/pleased/mostly satisfied | 153 (60.2) | 3813 (66.4) | |
| Mixed | 48 (18.9) | 1159 (20.2) | |
| Unsatisfied/unhappy/terrible | 53 (20.9) | 768 (13.4) | |
Abbreviations: AUA-SI, American Urological Association Symptom Index; BMI, body mass index; BPH, benign prostatic hyperplasia.
*
177 died during follow-up, 20 withdrew from the study, and 57 refused.