Characterization of a Novel Polymorphism in PPARG Regulatory Region Associated with Type 2 Diabetes and Diabetic Retinopathy in Italy

Table 5

Hardy-Weinberg equilibrium and association tests for A-2819G and proliferative retinopathy.

Hardy-Weinberg equilibrium		Tests for association (C.I.: 95% confidence interval)
Background	Proliferative	Risk allele		Armitage’s trend test
𝑛=55	𝑛=57	[AA versus GG]	[AA versus AG+GG]	Common odd ratio
		O.R.  =  6.30	O.R.  =  2.42	O.R.  =  3.57
		C.I.=[0.29-135.68]	C.I.=[1.057-5.56]
𝑃=.37	𝑃=.57	𝑃=.12	𝑃=.𝟎𝟑	𝑃=.𝟎𝟐