Table 1.
Baseline Characteristics of Subjects With Advanced Lung Cancer Who Died Between 1993 and 2002 and the Percentage of Those Who Received ICU Care in Last 6 Months of Life by Subject Characteristics*
| Variables | Patients, No. | Received ICU Care, % | p Value |
|---|---|---|---|
| Overall cohort | 45,627 | 21.8 | |
| Age at diagnosis | |||
| 66–74 yr | 21,545 | 23.5 | |
| 75–84 yr | 19,246 | 21.1 | |
| ≥85 yr | 4,836 | 17.1 | < 0.001 |
| Gender | |||
| Male | 26,021 | 21.9 | |
| Female | 19,606 | 21.7 | 0.58 |
| Race | |||
| Non-Hispanic white | 38,004 | 20.9 | |
| Black | 4,088 | 25.6 | |
| Hispanic | 1,513 | 28.2 | |
| Other | 2,022 | 26.5 | < 0.001 |
| Married | |||
| Yes | 22,534 | 22.5 | < 0.001 |
| Others | 23,093 | 21.1 | |
| SEER site | |||
| Atlanta, GA | 2,130 | 17.4 | |
| Connecticut | 4,443 | 17.3 | |
| Detroit | 6,285 | 25.6 | |
| Hawaii | 916 | 17.9 | |
| Iowa | 4,907 | 13.4 | |
| Kentucky | 2,325 | 22.3 | |
| Louisiana | 1,877 | 20.8 | |
| New Mexico | 1,294 | 22.9 | |
| New Jersey | 3,431 | 27.8 | |
| Seattle | 3,921 | 15.5 | |
| Utah | 964 | 14.7 | |
| California | 13,124 | 26.4 | < 0.001 |
| Low socioeconomic status | |||
| No | 35,549 | 20.9 | |
| Yes | 8,078 | 25.9 | < 0.001 |
| Comorbidity score | |||
| 0 | 14,336 | 14.0 | |
| 1 | 14,741 | 21.1 | |
| ≥ 2 | 16,550 | 29.9 | < 0.001 |
| Diagnosis year | |||
| 1992 | 1,014 | 16.7 | |
| 1993 | 3,513 | 17.4 | |
| 1994 | 3,463 | 18.8 | |
| 1995 | 3,490 | 18.5 | |
| 1996 | 3,439 | 19.6 | |
| 1997 | 3,331 | 21.2 | |
| 1998 | 3,368 | 19.9 | |
| 1999 | 3,230 | 22.8 | < 0.001 |
| 2000 | 7,316 | 23.4 | |
| 2001 | 7,764 | 24.7 | |
| 2002 | 5,697 | 25.4 | |
| Teaching hospital† | |||
| Yes | 9,398 | 28.6 | |
| No | 27,284 | 26.6 | < 0.001 |
| Cause of death | |||
| Lung cancer | 38,555 | 20.6 | < 0.001 |
| Other | 7,072 | 28.1 | |
| AJCC stage | |||
| IIIB | 14,131 | 26.1 | |
| IV | 31,496 | 19.9 | < 0.001 |
| Residence | |||
| Large metropolitan area | 26,851 | 24.9 | < 0.001 |
| Others | 18,776 | 17.2 | |
*
AJCC = American Joint Committee on Cancer.
†
A total of 8,945 subjects were not hospitalized in the last 6 months of life.