Table 1.

POase and PhAcase activities of PON1 stratified by PON1 Q192R genotype in participants with MCI^*

Genotype	n (%)	POase		PhAcase
		Units×100	p versus QQ	Units	p versus QQ
192QQ	87 (44.4)	0.43±0.12		0.51±0.13
192QR	86 (43.8)	1.23±0.30	1.3E–54	0.45±0.10	7.9E–3
192RR	23 (11.7)	2.16±0.54	1.8E–50	0.43±0.11	2.2E–29
All	196 (100)	0.98±0.64		0.47±0.12

^*PhAcase, phenylacetate hydrolase; POase, paraoxonase.