passages.id: split_1_test_2114_passage
passages.type: progene_text
passages.text: In the combined cohort , the compound at - risk genotype IVS8 + 4 C / T , + 32 T/C was strongly associated with the occurrence of NTG ( chi(2) = 22.04 , P = 0.00001 after correcting for testing four genotypes ) .