passages.id: split_1_test_3043_passage
passages.type: progene_text
passages.text: The highest frequency of the TGFB1 + 869 genotype CC was observed in male patients ( 25.2 % vs. 10.0 % in controls , p = 0.004 , chi2 test ) , and carriership of TGFB1 + 869 allele C was correspondingly increased in male patients ( 74.8 % vs. 56.7 % , p = 0.008 , chi2 test , OR 2.27 , 95 % CI 1.23 - 4.17 ) .