Table 1.
Patient Characteristics
| Demographic | Patients with EQ-5D N (%) | Patients without EQ-5D N (%) | p-value† |
|---|---|---|---|
| All | 2396 (100%) | 2619 (100%) | |
| Sex | |||
| Male | 1242 (51.84%) | 1628 (62.16%) | <0.0001 |
| Female | 1154 (48.16%) | 991 (37.84%) | |
| Race/Ethnicity | |||
| Caucasian | 1788 (74.62%) | 1826 (69.72%) | <0.0001 |
| Latino | 107 (4.47%) | 176 (6.72%) | |
| African American | 286 (11.94%) | 321 (12.26%) | |
| Asian | 80 (3.34%) | 144 (5.50%) | |
| Other | 135 (5.63%) | 124 (4.73%) | |
| Missing | 0 (0%) | 28 (1.07%) | |
| Age | |||
| <=54 | 353 (14.73%) | 213 (8.14%) | <0.0001 |
| 55-59 | 305 (12.73%) | 250 (9.55%) | |
| 60-64 | 359 (14.98%) | 295 (11.27%) | |
| 65-69 | 410 (17.11%) | 416 (15.90%) | |
| 70-74 | 403 (16.82%) | 483 (18.46%) | |
| 75-79 | 323 (13.48%) | 468 (17.88%) | |
| 80+ | 243 (10.14%) | 492 (18.80%) | |
| Missing | 0 (0%) | 2 (0.08%) | |
| Stage at Diagnosis | |||
| I | 750 (31.30%) | 394 (15.04%) | <0.0001 |
| II | 232 (9.68%) | 143 (5.46%) | |
| III | 649 (27.09%) | 665 (25.39%) | |
| IV | 628 (26.21%) | 1249 (47.69%) | |
| Unknown/Missing | 137 (5.72%) | 168 (6.41%) | |
| Histology | |||
| NSCLC | 2025 (84.52%) | 2077 (79.31%) | <0.0001 |
| SCLC | 264 (11.02%) | 349 (13.33%) | |
| Missing | 107 (4.53%) | 193 (7.37%) | |
| Treatment* | |||
| Surgery | 563 (23.50%) | ||
| Chemotherapy | 360 (15.03%) | ||
| Radiotherapy | 126 (5.26%) | ||
| Surgery w/Chemotherapy | 271 (11.31 %) | ||
| Surgery w/Radiotherapy | 63 (2.63%) | ||
| Chemoradiotherapy | 679 (28.34%) | ||
| Surgery w/Chemo/Rad | 207 (8.64%) | ||
| No Treatment | 127 (5.30%) | ||
| Comorbidity | |||
| None | 413 (17.24%) | 368 (14.05%) | <0.0001 |
| Mild | 744 (31.05%) | 714 (27.26%) | |
| Moderate | 412 (17.20%) | 475 (18.14%) | |
| Severe | 375 (15.65%) | 545 (20.81%) | |
| Unknown/Missing | 452 (18.86%) | 517 (19.74%) |
*
Treatment category was not determined for patients with no reported EQ-5D scores. Since treatment is often based on stage, similar differences between EQ-5D and no EQ-5D groups are expected.
†
χ2 test