Table 4.

Distribution of alleles and MAF in PON1 rs662.

Group	G	A	MAF	χ2	p	OR	95% CI
	n (%)	n (%)
Longevity	137 (62.3)	83 (37.7)	0.377	5.480	0.019a	1.616	1.080–2.417
Control 1	160 (72.7)	60 (27.3)	0.273	2.814	0.093b	1.458	0.937–2.269
Control 2	175 (79.5)	45 (20.5)	0.205	15.909	0.000c	2.356	1.538–3.608
Total	472 (71.5)	188 (28.5)	0.285	16.348	0.000d	–	–

^aLongevity vs. control 1;

^bcontrol 1 vs. control 2;

^clongevity vs. control 2;

^dtotal χ² value; p<0.017 suggests statistical significance;

OR – odds ratio; 95% CI – 95% confidence interval.