FTO and type 2 diabetes mellitus: Similarly, Hertel et al. observed a significant T2D-FTO association even after adjustment for BMI in 41,504 Scandinavians, with the OR prior to adjustment of 1.13, p = 4.5 × 10−8 and after adjustment, OR = 1.09, p = 1.2 × 10−4 (Hertel et al., 2011).