TABLE 1.
Baseline patient characteristics
| Characteristic | Mean (±SD) or number (%) |
|---|---|
| Total number | 406 |
| Age (y) | 59.1±10.6 |
| Gender | |
| Male | 294(72.4) |
| Female | 112 (27.6) |
| Race/ethnicity | |
| Non-Hispanic white | 238(58.6) |
| African-American | 127(31.3) |
| Hispanic | 32(7.9) |
| Other | 9(2.2) |
| Insurance type | |
| Private insurance | 91(22.9) |
| No insurance | 85(21.4) |
| Medicaid | 20(5.0) |
| Medicare | 47(11.8) |
| VA | 154(38.8) |
| Year of diagnosis | |
| 2000–2003 | 182(44.8) |
| 2004–2007 | 224(55.2) |
| Histology | |
| Adenocarcinoma | 168(41.4) |
| Squamous cell | 106(26.1) |
| Other | 132(32.5) |
| Number of cycles of first-line chemotherapy | |
| 1–3 | 202 (49.8) |
| ≥4 | 204 (50.2) |
| Non-progressor after ≥ 4 cycles of first-line chemotherapy | |
| Yes | 141(34.7) |
| No | 59(14.5) |
| Not applicable | 206 (50.7) |
| Pre-chemotherapy palliative radiation therapy | |
| Yes | 121(30.0) |
| No | 283(70.0) |
SD, Standard Deviation