Table 1

Kinship relations among study participants from five HNPCC-carrier families, 1999–2000

Family A (36 dyads)Family B (21 dyads)Family C1 (10 dyads)Family C2 (21 dyads)Family D (28 dyads)
Generations (n)32213
% Sibling174310677
% Parent-child11142004
% (Great) aunt/uncle-niece/nephew284310021
% Spouse602077
% In-lawa380402661
  • a Includes son-/daughter-in-law, father-/mother-in-law, brother-/sister-in-law, and aunt/uncle through marriage.