TABLE 1.
Sociodemographic and medical characteristics.
| Cancer | Healthy | ||||
|
patients |
controls |
||||
| N | % | N | % | ||
| Sex | χ2 (1) = 0.213, p = 0.644 | ||||
| Female | 78 | 52.0 | 74 | 49.3 | |
| Male | 72 | 48.0 | 76 | 50.7 | |
| Age | χ2 (2) = 0.954, p = 0.621 | ||||
| <45 years | 17 | 11.3 | 18 | 12.0 | |
| 45–75 years | 122 | 81.4 | 125 | 83.3 | |
| >75 years | 11 | 7.3 | 7 | 4.7 | |
| Marital status | χ2 (4) = 7.492, p = 0.112 | ||||
| Single | 13 | 8.7 | 23 | 15.3 | |
| Married | 110 | 73.3 | 93 | 62.0 | |
| In a relationship | 15 | 10.0 | 15 | 10.0 | |
| Divorced/separated | 6 | 4.0 | 14 | 9.3 | |
| Widowed | 6 | 4.0 | 5 | 3.3 | |
| Educational level | χ2 (4) = 5.466, p = 0.243 | ||||
| University education | 50 | 33.3 | 56 | 37.3 | |
| Higher education entrance qualification | 46 | 30.7 | 32 | 21.3 | |
| Intermediate secondary education | 38 | 25.3 | 37 | 24.7 | |
| Lower secondary education | 16 | 10.7 | 24 | 16.0 | |
| No qualification | 0 | 0 | 1 | 0.7 | |
| Employment | |||||
| Full employment | 36 | 24.0 | − | − | |
| Partial employment | 15 | 10.0 | − | − | |
| Not employed | 73 | 48.7 | − | − | |
| Sick leave | 25 | 16.7 | − | − | |
| Other | 1 | 0.7 | − | − | |
| City size | χ2 (3) = 2.726, p = 0.436 | ||||
| 100,000 residents | 82 | 54.7 | 86 | 57.3 | |
| 20,000 residents | 43 | 28.7 | 33 | 22.0 | |
| 5,000 residents | 16 | 10.7 | 23 | 15.3 | |
| <5,000 residents | 9 | 6.0 | 8 | 5.3 | |
| Tumor Stage | |||||
| I | 10 | 6.7 | − | − | |
| II | 11 | 7.3 | − | − | |
| III | 21 | 14.0 | − | − | |
| IV | 36 | 24.0 | − | − | |
| Unknown | 72 | 48.0 | − | − | |
| Treatment situation | |||||
| Curative | 24 | 16.0 | − | − | |
| Palliative | 24 | 16.0 | − | − | |
| Cured | 37 | 24.7 | − | − | |
| Could not be assessed | 30 | 20.0 | − | − | |
| Currently not decidable | 35 | 23.3 | − | − | |
| Type of cancer | |||||
| Bone cancer, cartilage tumor, soft-tissue sarcoma | 11 | 7.3 | − | − | |
| Breast cancer | 8 | 5.3 | − | − | |
| Cancer of the central nervous system | 7 | 4.7 | − | − | |
| Cancer of the gastrointestinal tract | 23 | 15.3 | − | − | |
| Cancer of the eye | 6 | 4.0 | − | − | |
| Head and neck cancer | 10 | 6.7 | − | − | |
| Leukemia or Lymphoma | 7 | 4.7 | − | − | |
| Lung cancer | 17 | 11.3 | − | − | |
| Skin cancer | 36 | 24.0 | − | − | |
| Thyroid cancer | 12 | 8.0 | − | − | |
| Urogenital cancer | 13 | 8.7 | − | − | |
| Total | 150 | 100 | 150 | 100 | |
Cancer of the gastrointestinal tract: anal, colorectal, esophageal, gallbladder, gastric, kidney, liver, and pancreatic cancers. Cancer of the eye: retina cell carcinoma, retinoblastoma and uveal melanoma. Urogenital cancer: bladder, cervical, and prostate cancers.