Table 1.
Demographic characteristics of enrolled subjects (N = 124)
| Variable | Category | Frequency (n) | Percent |
| Gender | Male | 95 | 77% |
| Female | 29 | 23% | |
| Education | <= 8th grade | 3 | 2% |
| 12th grade | 54 | 44% | |
| Associated degree | 32 | 26% | |
| >= Bachelor's degree | 30 | 24% | |
| Missing | 5 | 4% | |
| Ethnicity | Caucasian | 109 | 88% |
| African American | 3 | 2% | |
| Hispanic | 4 | 3% | |
| Asian | 3 | 2% | |
| Other | 5 | 4% | |
| Cancer Stage (Current) | Stage I | 22 | 18% |
| Stage II | 17 | 14% | |
| Stage III | 15 | 12% | |
| Stage IV | 62 | 50% | |
| Missing | 8 | 6.5% | |
| Surgery | No | 38 | 31% |
| Yes | 85 | 69% | |
| Missing | 1 | 1% | |
| Chemotherapy | No | 91 | 73% |
| Yes | 31 | 25% | |
| Missing | 2 | 2% | |
| Radiation Therapy | Yes | 124 | 100% |
| Origin of Pain | Tumor-related | 26 | 21% |
| Treatment-related | 66 | 53% | |
| Both | 24 | 19% | |
| Unknown | 8 | 6% | |