Cytochrome P450 1A1 Polymorphism and Childhood Leukemia: An Analysis of Matched Pairs Case-Control Genotype Data | Cancer Epidemiology, Biomarkers & Prevention

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DOI: Published August 2004

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Tables

Table 1.
The observed numbers of matched pairs by case-control status and CYP1A1 genotypes
Control: AA^* Control: AG Control: GG Total
Case: AA^* 103 26 2 131
Case: AG 23 14 2 39
Case: GG 1 4 0 5
Total 127 44 4 175
↵* AA, CYP1A1 homozygotic wild-type.
Table 2.
The expected numbers of discordant matched pairs when case-control status is exactly quasi-independent of the CYP1A1 genotypic frequencies
Control: AA^* Control: AG Control: GG Total
Case: AA 103 26.582 1.418 131
Case: AG 22.418 14 2.582 39
Case: GG 1.582 3.418 0 5
Total 127 44 4 175
↵* AA, CYP1A1 homozygotic wild-type.
Table 3.
The expected number of discordant matched pairs when case-control status is exactly unrelated to the CYP1A1 genotype frequencies
Control: AA^* Control: AG Control: GG Total
Case: AA 103 24.5 1.5 129.0
Case: AG 24.5 14 3.0 41.5
Case: GG 1.5 3.0 0 4.5
Total 129.0 41.5 4.5 175
↵* AA, CYP1A1 homozygotic wild-type.

Cancer Epidemiology Biomarkers & Prevention: 13 (8)

August 2004
Volume 13, Issue 8

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