Table 1 –
Demographic, socioeconomic, and clinical characteristics by disease-risk strata
| Characteristic | Groupa | p value | ||
|---|---|---|---|---|
| Low-risk (n = 817) | Intermediate-risk (n = 902) | High-risk (n = 398) | ||
| Age (yr), median (IQR) | 62 (56–67) | 64 (59–70) | 65 (60–71) | <0.001 |
| Race, no. (%) | 0.03 | |||
| White | 598 (74) | 681 (76) | 269 (68) | |
| African American | 108 (13) | 123 (14) | 66 (17) | |
| Other | 108 (13) | 92 (10) | 59 (15) | |
| Body mass index, median (IQR) | 28 (25–31) | 28 (25–30) | 27 (25–31) | 0.7 |
| TIBI-CaP categories, no. (%) | <0.001 | |||
| 0 | 1 (0.1) | 1 (0.1) | 1 (0.3) | |
| 1 | 90 (12) | 68 (8) | 33 (9) | |
| 2 | 169 (22) | 156 (18) | 63 (16) | |
| 3 | 206 (26) | 202 (24) | 83 (22) | |
| 4 | 141 (18) | 155 (18) | 72 (19) | |
| 5 | 73 (9) | 124 (14) | 51 (13) | |
| 6 | 45 (6) | 75 (9) | 24 (6) | |
| 7 | 30 (4) | 37 (4) | 35 (9) | |
| ≥8 | 25 (3) | 42 (5) | 22 (6) | |
| Income, no. (%) | 0.2 | |||
| <$10 000 | 38 (5) | 55 (7) | 26 (7) | |
| $10 000–30 000 | 98 (13) | 118 (15) | 65 (19) | |
| $30 001–50 000 | 137 (19) | 152 (19) | 65 (19) | |
| $50 001–100 000 | 231 (31) | 251 (31) | 110 (31) | |
| >$100 000 | 236 (32) | 226 (28) | 86 (24) | |
| Education, no. (%) | 0.02 | |||
| Grade school or less | 44 (6) | 33 (4) | 24 (6) | |
| Some high school or technical school | 31 (4) | 49 (6) | 35 (9) | |
| High school or technical school graduate | 157 (20) | 189 (22) | 74 (19) | |
| Some college | 165 (21) | 200 (23) | 81 (21) | |
| College graduate | 193 (25) | 188 (22) | 82 (22) | |
| Graduate or professional school after college | 189 (24) | 196 (23) | 85 (22) | |
| Relationship status, no. (%) | 0.8 | |||
| Never married | 33 (4) | 39 (5) | 17 (5) | |
| Married | 632 (81) | 690 (81) | 297 (78) | |
| Separated | 14 (2) | 16 (2) | 9 (2) | |
| Divorced | 77 (10) | 75 (9) | 43 (11) | |
| Widowed | 22 (3) | 34 (4) | 13 (3) | |
| Employment status, no. (%) | <0.001 | |||
| Full time | 439 (54) | 372 (42) | 130 (33) | |
| Retired/part time/unemployed | 371 (46) | 520 (58) | 260 (67) | |
| Insurance status, no. (%) | <0.001 | |||
| Uninsured/VA/Medicaid | 32 (4) | 43 (5) | 39 (10) | |
| Medicare | 279 (34) | 424 (47) | 210 (53) | |
| Private/HMO | 506 (62) | 434 (48) | 148 (37) | |
| Social support, median (IQR) | 95 (70–100) | 95 (75–100) | 95 (65–100) | 0.08 |
| Physical function, median (IQR) | 95 (85–100) | 95 (80–100) | 91 (65–100) | <0.001 |
| Worry, median (IQR) | 29 (14–46) | 32 (18–46) | 32 (18–50) | 0.02 |
| PDM score, median (IQR) | 82 (68–93) | 86 (71–93) | 79 (64–89) | <0.001 |
| Depression score, median (IQR) | 13 (4–30) | 15 (4–30) | 19 (7–37) | 0.09 |
| Surgical approach | 0.06 | |||
| Robotic | 439 (80) | 412 (76) | 156 (70) | |
| Open | 102 (19) | 119 (22) | 63 (29) | |
| Radiation modality | 0.009 | |||
| EBRT | 176 (93) | 297 (97) | 189 (100) | |
| Brachytherapy | 10 (5) | 8 (3) | 0 (0) |
EBRT = external beam radiotherapy; HMO = Health Maintenance Organization; IQR = interquartile range; PDM = participatory decision making; TIBI-CaP = Total Illness Burden Index for Prostate Cancer; VA = Veterans Administration.
a
Data were missing for a small proportion of patients.