TABLE 2.
Frequency of neutropenia stratified by self‐reported race
| Taxane treatment |
All patients (N = 3492) |
White patients (N = 3019) |
Black patients (N = 365) |
p value a |
|---|---|---|---|---|
| Any taxane user (%) b | 7.17 × 10−4 | |||
| None | 2103 (60.2) | 1837 (60.8) | 196 (53.7) | |
| Mild (Grade 2) | 455 (13.0) | 387 (12.8) | 57 (15.6) | |
| Moderate (Grade 3) | 396 (11.3) | 322 (10.7) | 62 (17.0) | |
| Severe (Grade 4) | 323 (9.2) | 277 (9.2) | 35 (9.6) | |
| Missing | 215 (6.2) | 196 (6.5) | 15 (4.1) | |
| Paclitaxel user (%) | 1.39 × 10−4 | |||
| None | 1564 (58.9) | 1394 (59.8) | 130 (50.2) | |
| Mild (Grade 2) | 396 (14.9) | 339 (14.5) | 49 (18.9) | |
| Moderate (Grade 3) | 338 (12.7) | 278 (11.9) | 52 (20.1) | |
| Severe (Grade 4) | 185 (7.0) | 161 (6.9) | 19 (7.3) | |
| Missing | 171 (6.4) | 158 (6.8) | 9 (3.5) | |
| Docetaxel user (%) | 0.821 | |||
| None | 539 (64.3) | 443 (64.3) | 66 (62.3) | |
| Mild (Grade 2) | 59 (7.0) | 48 (7.0) | 8 (7.5) | |
| Moderate (Grade 3) | 58 (6.9) | 44 (6.4) | 10 (9.4) | |
| Severe (Grade 4) | 138 (16.5) | 116 (16.8) | 16 (15.1) | |
| Missing | 44 (5.3) | 38 (5.5) | 6 (5.7) |
a
p values derived from Pearson's χ 2 tests for independence comparing self‐reported race.
b
Reported percentages are for treatment subcategories.