TABLE II.
Patient demographics
| Characteristic | Disease stage | p Valuea | ||
|---|---|---|---|---|
|
| ||||
| Early | Advanced | Overall | ||
| Patients (n) | 43 | 51 | 102b | |
|
| ||||
| Mean age (years) | 68.65±12.04 | 68.27±11.13 | 67.51±11.98 | 0.88 |
|
| ||||
| Sex [n (%) men] | 33 (76.7) | 41 (80.4) | 80 (78.4) | 0.67 |
|
| ||||
| Employment [n (%) retired] | 26 (60.5) | 33 (64.7) | 62 (60.8) | 0.67 |
|
| ||||
| Education [n (%) ≥high school] | 34 (79.1) | 36 (70.6) | 77 (75.3) | 0.35 |
|
| ||||
| Living situation [n (%) alone] | 11 (25.5) | 10 (19.6) | 22 (21.6) | 0.49 |
|
| ||||
| Have children [n (%)] | 31 (72.1) | 40 (78.4) | 76 (74.5) | 0.48 |
|
| ||||
| Have a family doctor [n (%)] | 43 (100) | 46 (90.2) | 96 (94.1) | 0.11 |
|
| ||||
| Smoking status | ||||
| History of smoking [n (%)] | 26 (60.5) | 33 (64.7) | 64 (62.7) | 0.53 |
| Currently smoking [n (%)] | 7 (16.3) | 13 (25.5) | 23 (22.5) | 0.55 |
| Mean years smoked | 25.60±16.43 | 34.19±12.22 | 29.97±14.43 | 0.04 |
| Mean cigarettes daily | 19.90±14.12 | 18.23±11.70 | 18.41±12.53 | 0.63 |
| Mean pack–years | 30.35±30.90 | 31.41±21.17 | 29.73±25.23 | 0.88 |
|
| ||||
| Alcohol status | ||||
| Current user [n (%)] | 29 (67.4) | 37 (72.5) | 71 (69.6) | 0.72 |
| Previous abuse [n (%)] | 2 (4.7) | 2 (3.9) | 4 (3.9) | 0.86 |
| Mean drinks daily | 1.92±1.60 | 2.38±2.08 | 2.10±1.85 | 0.42 |
a
Significant values appear in boldface type.
b
Of 102 total patients, 8 had disease of unknown stage based on American Joint Committee on Cancer criteria.