Table 1.
Patient Baseline Characteristics and Comorbidities
| Characteristic n (%) | Cohort | P-value | |||
|---|---|---|---|---|---|
| All | Age 65–74 | Age 75+ | |||
| Total # of patients | 150 | 79 | 71 | .42 | |
| Age at diagnosis in years | |||||
| Mean | 74.5 | 69.4 | 80.1 | <.0001 | |
| Median | 74 | 70 | 79 | ||
| Range | 65–94 | 65–74 | 75–94 | ||
| Sex | |||||
| Males | 79 (52.7) | 43 (54.4) | 36 (50.7) | .77 | |
| Females | 71 (47.3) | 36 (45.6) | 35 (49.3) | ||
| Preop KPS | |||||
| Mean | 77.5 | 76.6 | 78.6 | .37 | |
| Median | 80 | 80 | 80 | ||
| Range | 10–100 | 10–100 | 50–100 | ||
| Comorbidities | |||||
| Hypertension | 90 (60) | 43 (54.4) | 47 (66.2) | .04 | |
| Diabetes | 30 (20) | 10 (12.7) | 20 (28.2) | .03 | |
| Dyslipidemia | 53 (35.3) | 30 (38) | 23 (32.4) | ||
| Atrial fibrillation | 10 (6.7) | 3 (3.8) | 7 (9.9) | ||
| Cardiovascular disease | 29 (19.3) | 11 (13.9) | 18 (25.4) | ||
| COPD | 7 (4.7) | 3 (3.8) | 4 (5.6) | ||
| Smoker | 21 (14) | 16 (20.3) | 5 (7) | .04 | |
| Other CNS disease | 27 (18) | 17 (21.5) | 10 (14.1) | ||
| Other cancer | 34 (22.7) | 14 (17.7) | 20 (28.2) | ||
| Mean # of comorbidities | 2 | 1.8 | 2.2 | .18 | |
| # With any comorbidities | 124 (82.7) | 64 (81) | 60 (84.5) | .73 | |
| # With multiple comorbidities | 82 (54.7) | 39 (49.4) | 43 (60.6) | .22 |
Significant values (P-value < 0.05) are given in bold.