TABLE 1.
Demographic and clinical characteristics of patients according to diabetes mellitus status
| Characteristics | No DM, % (n = 1357) | DM, % (n = 239) | Post-DM, % (n = 215) | P |
|---|---|---|---|---|
| Age at time of survey | ||||
| 39–49 | 2.7 | 1.3 | 2.3 | |
| 50–64 | 43.1 | 36.0 | 38.1 | |
| 65–74 | 39.8 | 47.7 | 45.6 | |
| ≥75 | 14.4 | 15.1 | 13.9 | n.s. |
| Race/ethnicity | ||||
| Non-hispanic white | 72.7 | 51.9 | 58.6 | |
| Non-hispanic black | 12.3 | 28.4 | 22.8 | |
| Hispanic | 13.0 | 16.3 | 17.2 | |
| Other | 1.9 | 3.3 | 1.4 | <0.001 |
| SEER registry (geographic location) | ||||
| CT | 21.9 | 21.3 | 20.9 | |
| NM | 12.9 | 10.9 | 10.7 | |
| Seattle | 11.4 | 7.1 | 7.4 | |
| UT | 15.8 | 15.5 | 13.0 | |
| Atlanta | 9.3 | 11.7 | 11.2 | |
| Los Angeles | 28.7 | 33.5 | 36.7 | n.s. |
| Married at first interview | ||||
| Yes | 82.1 | 72.8 | 79.5 | |
| No | 17.2 | 25.9 | 18.6 | 0.009 |
| Education | ||||
| ≤8 grade | 7.3 | 12.5 | 10.7 | |
| Some high school | 8.8 | 15.9 | 18.1 | |
| High-school graduate | 20.0 | 24.3 | 21.4 | |
| Some college | 25.5 | 25.1 | 21.4 | |
| College graduate | 15.2 | 10.9 | 10.7 | |
| Graduate school | 22.0 | 10.5 | 16.3 | <0.001 |
| Income | ||||
| <$10 000 | 5.5 | 13.0 | 10.7 | |
| $10 000–20 000 | 13.3 | 23.4 | 19.1 | |
| $20 000–30 000 | 14.1 | 17.6 | 15.8 | |
| $30 000–40 000 | 14.4 | 13.4 | 10.7 | |
| $40 000–50 000 | 12.0 | 7.9 | 9.8 | |
| $50 000–75 000 | 14.1 | 7.5 | 14.4 | |
| >$75 000 | 18.6 | 8.8 | 10.2 | |
| Not sure | 2.1 | 4.6 | 4.6 | |
| Unanswered | 5.7 | 3.8 | 4.6 | <0.001 |
| Employment status | ||||
| Full-time | 30.7 | 16.3 | 22.8 | |
| Part-time | 9.8 | 10.5 | 7.4 | |
| Retired | 55.0 | 68.6 | 65.6 | |
| Other | 3.8 | 3.8 | 3.3 | |
| Unknown | 0.7 | 0.8 | 0.9 | 0.001 |
| Clinical stage | ||||
| ≤2 | 57.4 | 63.2 | 69.8 | |
| 3 | 35.9 | 32.2 | 22.3 | |
| 4 | 6.6 | 4.6 | 7.9 | 0.001 |
| Gleason score | ||||
| 2–4 | 7.5 | 6.7 | 4.7 | |
| 5 | 14.2 | 9.2 | 14.4 | |
| 6 | 22.5 | 20.9 | 18.1 | |
| 7 | 18.3 | 16.3 | 22.3 | |
| 8–10 | 8.1 | 9.2 | 7.0 | n.s. |
| Initial treatment | ||||
| Radical prostatectomy | 58.7 | 45.2 | 50.2 | |
| Radiation therapy | 22.0 | 26.4 | 21.4 | |
| Hormonal therapy | 9.2 | 8.8 | 12.1 | |
| Watchful waiting | 10.1 | 19.7 | 16.3 | <0.001 |
| Other comorbid conditions* | ||||
| None | 49.1 | 23.4 | 20.5 | |
| 1 | 32.6 | 37.2 | 39.5 | |
| >1 | 18.3 | 39.3 | 40.0 | <0.001 |
| Progression or recurrence of cancer | ||||
| Yes | 25.6 | 27.2 | 23.7 | |
| No | 74.4 | 72.8 | 76.3 | n.s. |
*
Comorbid conditions assessed include arthritis, inflammatory bowel disease, ulcers, chronic lung disease, heart failure, stroke, hypertension, heart attack, chest pain, depression and liver disease.