Table 1.
Baseline Characteristics of the Participants*
| N (%) | |||
|---|---|---|---|
| Characteristic | Biopsy Group N = 167 | Normal PSA Group N = 232 | P Value |
| Mean age | 61.1 | 59.8 | P = 0.15 |
| Age (y) | |||
| < 50 | 16 (10) | 29 (13) | P = 0.40 |
| 50 to 59 | 58 (35) | 89 (38) | |
| 60 to 69 | 63 (38) | 77 (33) | |
| 70 to 79 | 29 (17) | 32 (14) | |
| 80+ | 1 (1) | 5 (2) | |
| White, not Hispanic | 149 (90) | 201 (87) | P = 0.34 |
| Married | 131 (79) | 171 (74 | P = 0.34 |
| Education | |||
| High school or less | 31 (19) | 29 (13) | P = 0.24 |
| Some college or degree | 69 (42) | 103 (44) | |
| Advanced degree | 66 (40) | 100 (43) | |
| Family history of prostate cancer | 23 (14) | 31 (13) | P = 0.88 |
| Benign prostatic hyperplasia | 57 (34) | 30 (13) | P < 0.0001 |
| Prostatitis | 38 (23) | 21 (9) | P < 0.0001 |
| Approximately how many prostate specific antigen tests have you had? | |||
| 1 | 16 (10) | 35 (17) | P = 0.002 |
| 2 to 4 | 46 (29) | 82 (39) | |
| 5 to 10 | 61 (38) | 68 (33) | |
| 11+ | 38 (24) | 24 (11) | |
| Visits to urologist over past 12 months | |||
| 0 | 3 (2) | 179 (79) | P < 0.0001 |
| 1 | 48 (29) | 28 (12) | |
| 2+ | 114 (69) | 21 (9) | |
| Overall rating of current physical health | |||
| Excellent | 49 (30) | 56 (24) | P = 0.14 |
| Very good | 60 (36) | 101 (44) | |
| Good | 47 (28) | 52 (22) | |
| Fair-poor | 10 (6) | 23 (10) | |
| Overall rating of current mental health | |||
| Excellent | 72 (43) | 89 (38) | P = 0.57 |
| Very good | 56 (34) | 88 (38) | |
| Good | 33 (20) | 42 (18) | |
| Fair-poor | 6 (4) | 13 (6) | |
*
Number for individual items vary slightly because of nonresponse.
PSA, prostate-specific antigen