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Copyright ©2006 Baishideng Publishing Group Co.
World J Gastroenterol. Jun 21, 2006; 12(23): 3668-3672
Published online Jun 21, 2006. doi: 10.3748/wjg.v12.i23.3668
Table 1 Concordance rates for CD and UC according to three large twin studies
Monozygotic twins
Dizygotic twins
CDUCCDUC
Halfvarsson[7]50% (n = 18)19% (n = 16)4% (n = 26)0% (n = 20)
Orholm[8]50% (n = 10)14% (n = 21)0% (n = 27)7% (n = 44)
Thompson[9]20% (n = 25)16% (n = 38)7% (n = 46)3% (n = 34)