Table 1.
Demographics and clinical characteristics
| Percentage of patients (#) | |||
|---|---|---|---|
| Short course | Long course | P‐value | |
| Age | |||
| <75 y | 12.2% (207) | 87.8% (1486) | <.0001 |
| ≥75 y | 18.9% (179) | 81.1% (769) | |
| Race | |||
| White | 14.1% (292) | 85.9% (1774) | .246 |
| Black | 15.6% (70) | 84.4% (380) | |
| Other | 19.2% (24) | 80.8% (101) | |
| Year of diagnosis | |||
| 2010 | 11.3% (44) | 88.7% (345) | .003 |
| 2011 | 12.2% (55) | 87.8% (396) | |
| 2012 | 13.8% (70) | 86.2% (439) | |
| 2013 | 14.4% (85) | 85.6% (506) | |
| 2014 | 18.8% (132) | 81.2% (569) | |
| Charlson‐Deyo comorbidity | |||
| 0 | 14.0% (284) | 86.0% (1741) | .296 |
| 1 | 16.5% (70) | 83.5% (354) | |
| >1 | 16.7% (32) | 83.3% (160) | |
| Site of treatment | |||
| Spine | 11.8% (204) | 88.2% (1518) | <.0001 |
| Ribs | 46.9% (15) | 53.1% (17) | |
| Hip | 17.4% (63) | 82.6% (300) | |
| Pelvic bones | 17.4% (46) | 82.6% (219) | |
| Shoulder | 21.8% (12) | 78.2% (43) | |
| Extremity | 22.5% (46) | 77.5% (158) | |
| Facility type | |||
| Academic/Research Program | 19.7% (181) | 80.3% (736) | <.0001 |
| Community Caner Program | 12.9% (37) | 87.1% (250) | |
| Comprehensive Community Cancer Program | 11.4% (128) | 88.6% (994) | |
| Integrated Network Cancer Program | 12.7% (40) | 87.3% (275) | |
| Insurance status | |||
| Medicaid | 17.0% (38) | 83.0% (186) | .021 |
| Medicare | 15.9% (234) | 84.1% (1239) | |
| Not insured | 12.0% (22) | 88.0% (162) | |
| Other government | 23.9% (11) | 76.1% (35) | |
| Private | 11.3% (76) | 88.7% (594) | |
| Unknown | 11.4% (5) | 88.6% (39) | |
| Income | |||
| <$38 000 | 14.4% (73) | 85.6% (435) | .907 |
| $38 000‐47 999 | 13.5% (84) | 86.5% (536) | |
| $48 000‐62 999 | 15.3% (110) | 84.7% (611) | |
| >$63 000 | 15.1% (117) | 84.9% (659) | |
| Unknown | 12.5% (2) | 87.5% (14) | |
| Distance | |||
| 0‐5 miles | 13.1% (117) | 86.9% (775) | .019 |
| >5‐10 miles | 12.3% (79) | 87.7% (561) | |
| >10‐15 miles | 16.9% (56) | 83.1% (276) | |
| >15 miles | 17.2% (134) | 82.8% (643) | |
Bold values represent statistical significance between short‐course and long‐course radiation therapy (P < 0.05).