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Table 2 Hardy-Weinberg equilibrium of BDNF Val66Met

From: Functional Val66Met polymorphism of Brain-derived neurotrophic factor in type 2 diabetes with depression in Han Chinese subjects

Group n A (T) χ2 p
Val/ Val Val/Met Met/Met   
HC 70 26(25.8) 33(33.4) 11(16.6) 0.90 p > 0.05
NDDM 232 88(86.9) 108(110.7) 36(34.9) 0.05 p > 0.05
DDM 64 15(13.6) 29(31.8) 20(18.6) 0.23 p > 0.05
  1. A is the actual number of genotypes; T is the expected number of genotypes. HC: Healthy control, NDDM: type 2 diabetes without depression group, DDM: type 2 diabetes with depression group.