Table 1.

Characteristics of the study populations

CountryStudy periodMale population*All testicular cancersGerm cell tumors
SeminomasNonseminomas
Denmark1943-19992.589,1384,929 (54%)3,833 (42%)
Norway1955-19982.164,8882,501 (51%)2,240 (46%)
Sweden1960-19993.935,8303,094 (53%)2,644 (45%)
Finland1953-19992.491,842931 (51%)792 (43%)
Poland1990-199818.574,388§
Estonia1968-19980.69293163 (56%)110 (38%)
Lithuania1990-19991.75259120 (46%)100 (39%)
Latvia1980-20001.16392199 (51%)168 (43%)
  • * In 1995, in millions.

  • All testicular cancers occurring in patients aged between 15 and 64 years at diagnosis, including germ cell tumors, non-germ cell tumors, and testicular tumors with unspecified histology.

  • Seminomas and nonseminomas were defined according to the codes/recodes of the following classifications: Denmark, modified ICD-7 (67); Norway, Manual of Tumor Nomenclature and Coding (68) and ICD for Oncology-2 (ICDO-2) (since 1993) (69); Sweden, C24 (WHO/HS/CANC/24.1); Finland, Manual of Tumor Nomenclature and Coding (70); Estonia, ICDO-2 (69); Lithuania, ICDO-2 (69); Latvia, ICDO-2 (69).

  • § Not applicable. Information on histology was not available in the Polish Cancer Registry.