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Table 3 Association studies of three FTO SNPs in cases and controls

From: FTO gene SNPs associated with extreme obesity in cases, controls and extremely discordant sister pairs

Cases and controls      
SNP N Controls N Cases Armitage χ2 p Additive OR (CI)
rs1421085 521 523 39.65 3.04 × 10-10 1.75 (1.47–2.08)
rs17817449 522 527 36.55 1.51 × 10-9 1.72 (1.44–2.05)
rs9939609 520 527 34.06 5.34 × 10-9 1.69 (1.42–2.02)