Table 4.
Baseline characteristics by race and ethnicity in women from the INSIGHT-BC study
| N | Overall | White | Black | Asian | Hispanic | Other | p* |
|---|---|---|---|---|---|---|---|
| 440 | 268 | 62 | 42 | 27 | 41 | ||
| Age at diagnosis, mean (SD) | 59.2 (12.0) | 61.3 (11.3) | 59.1 (11.3) | 53.9 (11.2) | 58.6 (13.7) | 51.8 (12.7) | < 0.001 |
| Months between dx and study baseline, mean (SD) | 3.6 (1.9) | 3.7 (1.8) | 3.6 (1.7) | 3.2 (2.0) | 3.4 (2.1) | 3.5 (2.1) | 0.537 |
| Education, N (%) | |||||||
| HS or less | 34 (7.7) | 18 (6.7) | 5 (8.1) | 3 (7.1) | 3 (11.1) | 5 (12.2) | 0.624 |
| Vocational/Some college | 131 (29.8) | 79 (29.5) | 17 (27.4) | 10 (23.8) | 11 (40.7) | 14 (34.2) | |
| College degree or higher | 274 (62.4) | 171 (63.8) | 40 (64.5) | 29 (69.1) | 12 (44.4) | 22 (53.7) | |
| Missing | 1 (0.2) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (3.7) | 0 (0.0) | |
| Comorbidity, mean (SD) | |||||||
| Weighted Elixhauser score (no cancer) | 1.3 (1.7) | 1.2 (1.5) | 2.0 (2.0) | 0.6 (1.0) | 1.6 (2.4) | 1.1 (1.9) | 0.796 |
| Stage, N (%) | |||||||
| Stage 0 | 13 (3.0) | 5 (1.9) | 6 (9.7) | 1 (2.4) | 0 (0.0) | 1 (2.4) | 0.006 |
| Stage I | 350 (79.6) | 228 (85.1) | 44 (71.0) | 27 (64.3) | 22 (81.5) | 29 (70.7) | |
| Stage II | 62 (14.1) | 27 (10.1) | 10 (16.1) | 13 (31.0) | 3 (11.1) | 9 (22.0) | |
| Stage III | 11 (2.5) | 5 (1.9) | 2 (3.2) | 1 (2.4) | 1 (3.7) | 2 (4.9) | |
| Stage IV | 4 (0.91) | 3 (1.1) | 0 (0.0) | 0 (0.0) | 1 (3.7) | 0 (0.0) | |
| HR + , N (%) | 404 (91.8) | 248 (92.5) | 56 (90.3) | 41 (97.6) | 23 (85.2) | 36 (87.8) | 0.318 |
| Her2 status, N (%) | |||||||
| Positive | 47(10.7) | 27 (10.1) | 9 (14.5) | 4 (9.5) | 4 (14.8) | 3 (7.3) | 0.171 |
| Negative | 378 (85.9) | 234 (87.3) | 47 (75.8) | 37 (88.1) | 23 (85.2) | 37 (90.2) | |
| Equivocal/Not done | 15 (3.4) | 7 (2.6) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | |
| Method of recruitment, N (%) | |||||||
| Clinic | 74 (16.8) | 35 (13.1) | 11 (17.7) | 12 (28.6) | 7 (25.9) | 9 (22.0) | 0.027 |
| 195 (44.3) | 136 (50.8) | 23 (37.1) | 12 (28.6) | 7 (25.9) | 17 (41.5) | ||
| Letter | 171 (38.9) | 97 (36.2) | 28 (45.2) | 18 (42.9) | 13 (48.2) | 15 (36.6) | |
| Survey Completion, N (%) | |||||||
| Epi only | 206 (46.8) | 107 (39.9) | 37 (59.7) | 23 (54.8) | 19 (70.4) | 20 (48.8) | 0.003 |
| Epi + Ego | 234 (53.2) | 161 (60.1) | 25 (40.3) | 19 (45.2) | 8 (29.6) | 21 (51.2) | |
*p value, χ2