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. 2011 Jul 13;12(1):91. doi: 10.1186/1465-9921-12-91

Table 3.

Comparison of the Distribution of S and Z Alleles in the INTDP cohort and the Biobank cohort

Phenotype INTDP Biobank Total
S versus other
S alleles 311 119 430
Other (including Z) 5689 2081 7770
Total alleles 6000 2200 8200
Z versus other (p < 0.001)
Z alleles 563 48 611
Other (including S) 5437 2152 7589
Total alleles 6000 2200 8200
Z versus S (p < 0.001)
Z alleles 563 48 611
S alleles 311 119 430
Total alleles 874 167 1041

Data analysed by chi-square test with Yates correction.