Erythrocyte folate concentration was directly associated with increased risk of overall skin cancer ( HR ( T@vs.T@ ) : @ ; @ % CI : @ , @ ; P-trend = @ ) , NMSC ( HR ( T@vs.T@ ) : @ ; @ % CI : @ , @ ; P-trend = @ ) , and BCC ( HR ( T@vs.T@ ) : @ ; @ % CI : @ , @ ; P-trend = @ ) ( men and women combined ) .