Characteristics of dizygotic twin fathers and fathers of singleton(s) in Prostate Cancer database Sweden 2.0.

Fathers of monozygotic twins or twins with unknown zygosity were categorized as fathers of singletons throughout the table.aMarital status determined the same year as diagnosis of prostate cancer in cases (or in the index case of the controls).bHighest level of education recorded the same year as diagnosis of prostate cancer (or in the index case for the controls) or the latest recorded educational level.cClassified according to Charlson comorbidity index [22].dInformation on diagnostic work-up was recorded in NPCR from 2000.Characteristics of dizygotic twin fathers and fathers of singleton(s) in Prostate Cancer database Sweden 2.0.