Table 1.
Baseline patient demographics and disease characteristics
| Total (N = 5338) |
Breast cancer (n = 3314) |
Lung cancer (n = 1443) |
NHL (n = 581) |
|
|---|---|---|---|---|
| Mean (SD) age at diagnosis, years | 58.5 (11.7) | 54.6 (10.5) | 66.0 (9.5) | 62.1 (13.4) |
| Women, n (%) | 4233 (79.3) | 3300 (99.6) | 658 (45.6) | 275 (47.3) |
| Race, n (%) | ||||
| White | 3578 (67.0) | 2134 (64.4) | 1027 (71.2) | 417 (71.8) |
| Black | 780 (14.6) | 523 (15.8) | 209 (14.5) | 48 (8.3) |
| Asian | 543 (10.2) | 377 (11.4) | 121 (8.4) | 45 (7.7) |
| Other/unknown/multiple | 437 (8.2) | 280 (8.4) | 86 (6.0) | 71 (12.2) |
| Hispanic ethnicity, n (%) | 1169 (21.9) | 832 (25.1) | 172 (11.9) | 165 (28.4) |
| Stage at diagnosis, n (%) | ||||
| 0 | 10 (0.2) | 10 (0.3) | 0 | 0 |
| 1 | 1091 (20.4) | 863 (26.0) | 78 (5.4) | 150 (25.8) |
| 2 | 1881 (35.2) | 1703 (51.4) | 58 (4.0) | 120 (20.7) |
| 3 | 1200 (22.5) | 623 (18.8) | 461 (31.9) | 116 (20.0) |
| 4 | 1059 (19.8) | 82 (2.5) | 792 (54.9) | 185 (31.8) |
| Other | 97 (1.8) | 33 (1.0) | 54 (3.7) | 10 (1.7) |
| Mean (SD) cumulative length of health plan enrollment, years | 14.8 (11.4) | 13.9 (11.0) | 16.1 (11.7) | 16.5 (12.4) |
| Mean (SD) total number of comorbid conditions | 2.2 (2.3) | 1.5 (1.8) | 3.4 (2.5) | 3.2 (2.6) |
| Mean (SD) Charlson Comorbidity Index | 1.1 (2.0) | 0.5 (1.1) | 2.3 (2.8) | 1.7 (2.3) |
| Chronic comorbid conditions, n (%) | ||||
| Anemia | 450 (8.4) | 148 (4.5) | 175 (12.1) | 127 (21.9) |
| AIDS/HIV | 15 (0.3) | 1 (0.0) | 6 (0.4) | 8 (1.4) |
| Cerebrovascular disease | 148 (2.8) | 26 (0.8) | 96 (6.7) | 26 (4.5) |
| Congestive heart failure | 115 (2.2) | 25 (0.8) | 77 (5.3) | 13 (2.2) |
| Connective tissue disease | 134 (2.5) | 69 (2.1) | 37 (2.6) | 28 (4.8) |
| COPD/emphysema | 1010 (18.9) | 365 (11.0) | 561 (38.9) | 84 (14.5) |
| Dementia | 4 (0.1) | 1 (0.0) | 2 (0.1) | 1 (0.2) |
| Diabetes with complications | 321 (6.0) | 142 (4.3) | 129 (8.9) | 50 (8.6) |
| Diabetes without complications | 770 (14.4) | 392 (11.8) | 272 (18.8) | 106 (18.2) |
| Dyslipidemia | 1901 (35.6) | 967 (29.2) | 671 (46.5) | 263 (45.3) |
| History of blood disorders | 534 (10.0) | 174 (5.3) | 207 (14.3) | 153 (26.3) |
| Hypertension | 2404 (45.0) | 1179 (35.6) | 916 (63.5) | 309 (53.2) |
| Hypotension | 46 (0.9) | 7 (0.2) | 29 (2.0) | 10 (1.7) |
| Hypovolemia | 4 (0.1) | 0 | 4 (0.3) | 0 |
| Infections | 1088 (20.4) | 467 (14.1) | 476 (33.0) | 145 (25.0) |
| Liver disease | 80 (1.5) | 34 (1.0) | 20 (1.4) | 26 (4.5) |
| Myocardial infarction | 165 (3.1) | 23 (0.7) | 120 (8.3) | 22 (3.8) |
| Osteoarthritis | 687 (12.9) | 339 (10.2) | 242 (16.8) | 106 (18.2) |
| Other autoimmune conditions | 295 (5.5) | 150 (4.5) | 89 (6.2) | 56 (9.6) |
| Peptic ulcer disease | 38 (0.7) | 10 (0.3) | 17 (1.2) | 11 (1.9) |
| Peripheral vascular disease | 198 (3.7) | 29 (0.9) | 138 (9.6) | 31 (5.3) |
| Renal disease | 324 (6.1) | 119 (3.6) | 150 (10.4) | 55 (9.5) |
| Rheumatoid disease | 20 (0.4) | 6 (0.2) | 10 (0.7) | 4 (0.7) |
| Thrombocytopenia | 29 (0.5) | 6 (0.2) | 7 (0.5) | 16 (2.8) |
| Thrombosis | 26 (0.5) | 6 (0.2) | 13 (0.9) | 7 (1.2) |
| Thyroid disorder, including autoimmune thyroiditis | 539 (10.1) | 315 (9.5) | 151 (10.5) | 73 (12.6) |
BUN blood urea nitrogen, COPD chronic obstructive pulmonary disease