Table 1 Description of the study sample; patients with or without the potential to be treated in certified cancer networks (CertCanNet-Patients; n = 63,372 patients suffering from 68,973 primary tumors)
|  | Potential CertCanNet-Patients§ (n = 56,641) | Non-potential CertCanNet-Patients& (n = 6,731) | ||||||
|---|---|---|---|---|---|---|---|---|
Mean or n | SD or % | 95% CI | Mean or n | SD or % | 95% CI | |||
Gender | ||||||||
 Female | 26,866 | 47.4% | 46.9% | 47.9% | 4,598 | 68.3% | 66.9% | 69.7% |
 Male | 29,773 | 52.6% | 52.1% | 53.1% | 2,132 | 31.7% | 30.3% | 33.0% |
 Missing | 2 | 0.0% | 0.0% | 0.0% | 1 | 0,0% | 0.0% | 0.1% |
Age* | ||||||||
 Mean# (in years) | 67.39 | 14.11 |  |  | 58.82 | 19.80 |  |  |
 −50 years | 5,580 | 9.9% | 9.5% | 10.2% | 2,392 | 35.5% | 34.0% | 37.1% |
 50 to 59 years | 9,330 | 16.5% | 16.1% | 16.9% | 873 | 13.0% | 12.0% | 14.1% |
 60 to 69 years | 14,886 | 26.3% | 25.8% | 26.8% | 1,073 | 15.9% | 14.8% | 17.1% |
 70 to 79 years | 14,983 | 26.5% | 26.0% | 26.9% | 1,158 | 17.2% | 16.1% | 18.4% |
 80 + years | 11,862 | 20.9% | 20.5% | 21.4% | 1,235 | 18.3% | 17.2% | 19.6% |
Place of residence | ||||||||
 City (urban districts) | 12,843 | 22.7% | 22.3% | 23.1% | 1,577 | 23.4% | 22.3% | 24.6% |
 Country (rural districts) | 43,798 | 77.3% | 76.9% | 77.7% | 5,154 | 76.6% | 22.3% | 24.6% |
Tumor stage | ||||||||
 Stage 0 | 1,482 | 2.4% | 2.2% | 2.6% | 117 | 1.7% | 1.3% | 2.2% |
 Stage I | 12,050 | 19.4% | 19.0% | 19.8% | 1,042 | 15.2% | 14.1% | 16.4% |
 Stage II | 7,677 | 12.4% | 12.0% | 12.7% | 1,144 | 16.7% | 15.5% | 17.9% |
 Stage III | 5,547 | 8.9% | 8.6% | 9.2% | 1,060 | 15.5% | 14.3% | 16.7% |
 Stage IV | 2,914 | 4.7% | 4.5% | 4.9% | 881 | 12.9% | 11.8% | 14.0% |
 Missing | 32,449 | 52.2% | 51.7% | 52.8% | 2,610 | 38.1% | 36.5% | 39.6% |
Number of primary tumors (n = 68,973) | ||||||||
 1 | 51,895 | 91.6% | 91.3% | 91.9% | 6,613 | 98.2% | 97.8% | 98.6% |
 2 | 4,228 | 7.5% | 7.2% | 7.7% | 107 | 1.6% | 1.3% | 2.0% |
 3 +  | 518 | 0.9% | 0.8% | 1.0% | 11 | 0.2% | 0.1% | 0.3% |
 Overall | 62,119 | 90.1% | n.a | n.a | 6,854 | 9.9% | n.a | n.a |
Treatment sequences (subpopulations)$ | ||||||||
 Diagnosis | 47,858 | 84.5% | 84.1% | 84.8% | 6,464 | 96.0% | 95.5% | 96.5% |
 Surgery | 30,712 | 54.2% | 53.8% | 54.7% | 3,323 | 49.4% | 48.0% | 50.7% |
 Chemotherapy | 23,236 | 41.0% | 40.6% | 41.5% | 665 | 9.9% | 9.1% | 10.7% |
 Radiotherapy | 15,143 | 26.7% | 26.3% | 27.2% | 404 | 6.0% | 5.4% | 6.7% |