Effect of Chlorogenic Acid Intake on Cognitive Function in the Elderly: A Pilot Study

Table 4

Neurocognitive function (CNS Vital Signs).

Domain	Pre	Post		value	ES
Composite memory	77.4 ± 11.0	93.0 ± 18.8	2.434	0.045	1.016
Verbal memory	84.0 ± 10.6	103.4 ± 19.4	3.221	0.015	1.239
Visual memory	78.1 ± 12.2	84.3 ± 19.0	0.819	0.440	0.384
Psychomotor speed	90.3 ± 8.2	95.4 ± 9.4	1.323	0.228	0.581
Reaction time	76.1 ± 13.7	80.1 ± 12.0	0.933	0.382	0.311
Complex attention	88.5 ± 13.7	101.6 ± 13.7	2.918	0.022	0.957
Cognitive flexibility	82.3 ± 13.3	96.1 ± 14.2	2.943	0.022	1.009
Processing speed	92.4 ± 12.5	91.4 ± 10.1	0.164	0.874	0.088
Executive function	82.8 ± 13.0	96.3 ± 13.7	2.766	0.028	1.011
Simple attention	99.3 ± 8.4	104.3 ± 9.2	1.228	0.259	0.570
Motor speed	92.5 ± 5.2	98.4 ± 7.7	2.552	0.038	0.896

Pre: preintervention; post: postintervention; : test; ES: effect size.