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. 2018 Jan-Mar;12(1):1–11. doi: 10.1590/1980-57642018dn12-010001

Table 2. P300 values in healthy elderly. São Carlos, 2017.

Study	Mean ± standard deviation
Study	Amplitude (µV)	Latency (ms)
Lee et al. (2013)	6.5 ± 5.5^* 4.0 ± 2.8^ 4.1 ± 5.5^*	362.5 ± 44.2^* 362.2 ± 43.5^ 385.1 ± 38.5^*
Raggi et al. (2013)^a	5.3 ± 2.6^* 6.6 ± 2.7^ 5.8 ± 2.3^*	357.8 ± 30.9^* 357.2 ± 31.3^ 361.0 ± 33.7^*
Smart et al. (2014)^b	2.2 ± 0.2^* 2.3 ± 0.2^ 3.0 ± 0.2^*	484 ± 21^* 479 ± 16^ 464 ± 16^**
Tokuda et al. (2014)^e,g	7.34^c ^* 10.88^d ^*	406^c ^* 377^d ^*
Tsolaki et al. (2015)^g	3.5^***	428^***
Wang et al. (2013)^e	18.5 ± 9.2^* 15.2 ± 4.4^ 17.9 ± 3.3^*	351.9 ± 32.2^* 348.8 ± 33.9^ 355.9 ± 31.3^*
Zhang, Ni and Chen (2014)^{e, f}	5.2 ± 1.9^**	340.4 ± 23.7^**
Zhang et al. (2013)	8.6 ± 2.9^**	320.0 ± 20.2^**

^a

Values related to the ISI 800ms evaluation;

^b

Values related to the Go stimulus;

^c

Values related to healthy elderly with low arachidonic acid concentration;

^d

Values related to healthy elderly with high arachidonic acid concentration;

^e

Values related to baseline;

^f

Control group;

^g

studies did not report standard deviation from the mean.

^*

Fz electrode;

^**

Cz electrode;

^***

Pz electrode;

^****

FCz electrode.