Table 1.
Characteristics of study population
| Characteristic | Overall sample (n = 153) |
|---|---|
| Age, years | |
| Mean (SD) | 63.4 (9.2) |
| Min, max | 37, 83 |
| Sex | |
| Male | 83 (54.2) |
| Ethnicity | |
| White/Caucasian | 143 (93.5) |
| Asian | 3 (2.0) |
| Negroid | 2 (1.3) |
| Other | 5 (3.3) |
| Educationa | |
| Low | 113 (73.9) |
| High | 33 (21.6) |
| Unknown | 7 (4.6) |
| Employment | |
| Yes | 40 (26.1) |
| No | 112 (73.2) |
| Unknown | 1 (0.7) |
| Partner status | |
| Married/cohabiting | 116 (75.8) |
| Unmarried partners/not cohabiting | 6 (3.9) |
| Divorced/separated | 14 (9.2) |
| Widowed/partner died | 10 (6.5) |
| Single | 6 (3.9) |
| Unknown | 1 (0.7) |
| Cancer stageb | |
| Locally advanced (IIIB) | 19 (12.4) |
| Metastatic (IV) | 119 (77.8) |
| Other | 14 (9.2) |
| Unknown | 1 (0.7) |
| Type of tumorb | |
| Adenocarcinoma | 141 (92.2) |
| Large cell carcinoma | 4 (2.6) |
| Mesothelioma | 7 (4.6) |
| Large cell neuroendocrine carcinoma | 1 (0.7) |
| Line of therapy | |
| First line | 134 (87.6) |
| Second line | 10 (6.5) |
| Third line | 1 (0.7) |
| Adjuvant | 8 (5.2) |
| ECOG performance statusa | |
| Grade 0 | 39 (25.5) |
| Grade 1 | 99 (64.7) |
| Grade 2 | 11 (7.2) |
| Grade 3 | 2 (1.3) |
| Unknown | 2 (1.3) |
Abbreviations: n number of patients, SD standard deviation, ECOG Eastern Cooperative Oncology Group
Values are given in numbers (percentages) unless stated otherwise
aLow education: persons whose highest level of education is primary education, lower general education or lower vocational education. High education: persons whose highest level of education is higher general education, higher vocational education or university
bMeasured at baseline