Table 2.
Comparison of brachytherapy use as a component of treatment stratified by NCCN risk group
| EBRT | Brachy | p-value | Pair-wise comparison (p value) | |
|---|---|---|---|---|
| NCCN Low Risk | ||||
| Race | < 0.001 | N/A | ||
| Caucasian (n = 13,266) | 43% | 57% | ||
| African American (n = 1,947) | 49.6% | 50.4% | ||
| Economic status | < 0.001 | < 0.001 all comparisons unless otherwise noted | ||
| 1st (0-25%) quartile (n = 3,230) | 57.4% | 42.6% | ||
| 2nd (25-50%) quartile (n = 3,505) | 43.1% | 56.9% | ||
| 3rd (50-75%) quartile (n = 4,143) | 39.5% | 60.5% | 0.373 comparing quartile 3 & 4 | |
| 4th (75-100%) quartile (n = 4,334) | 38.5% | 61.5% | ||
| NCCN Intermediate Risk | ||||
| Race | 0.01 | N/A | ||
| Caucasian (n = 13,493) | 60.6% | 39.4% | ||
| African American (n = 2,185) | 63.4% | 36.6% | ||
| Economic status | < 0.001 | < 0.001 all comparisons unless otherwise noted | ||
| 1st (0-25%) quartile (n = 3,669) | 71.8% | 28.2% | ||
| 2nd (25-50%) quartile (n = 3,754) | 61.3% | 38.7% | ||
| 3rd (50-75%) quartile (n = 4,025) | 56.5% | 43.5% | 0.412 comparing quartile 3 & 4 | |
| 4th (75-100%) quartile (n = 4,230) | 55.6% | 44.4% | ||
| NCCN High Risk | ||||
| Race | 0.42 | N/A | ||
| Caucasian (n = 6,666) | 74.3% | 25.7% | ||
| African American (n = 1,147) | 75.4% | 24.6% | ||
| Economic status | < 0.001 | < 0.001 all comparisons | ||
| 1st (0-25%) quartile (n = 1,916) | 80.8% | 19.2% | ||
| 2nd (25-50%) quartile (n = 1,850) | 75.2% | 24.8% | ||
| 3rd (50-75%) quartile (n = 1,908) | 73.8% | 26.2% | ||
NCCN – National Cancer Care Network