Pulse pressure is associated with cognitive performance in Japanese non-demented population: a cross-sectional study

Table 2 Physical, brain, and cognitive assessment in participants with lower and higher pulse pressure after matching

	Pulse pressure (mmHg)		P value^a
	Lower (< 65)	Higher (≧65)	P value^a
Systolic BP (mmHg)	127.5(14.2)	149.9(14.1)	< 0.001
Diastolic BP (mmHg)	73.7(11.4)	75.9(11.5)	0.005
PP (mmHg)	53.9(7.6)	74.0(7.3)	< 0.001
SBI	35 (8.1)	45 (10.4)	0.282
PVH grade≧3	49 (11.3)	49 (11.3)	1.000
SWML	127 (29.3)	143 (33.0)	0.217
CMBs	44 (9.9)	32 (7.4)	0.182
Okabe’s test (shortened version of WAIS-R)	44.3 (7.1)	42.7 (7.5)	0.001
Information	16.2 (2.8)	15.9 (2.7)	0.118
Mental control	11.9 (3.8)	11.1 (4.1)	0.001
Digit span	9.0 (1.4)	8.8 (1.5)	0.011
Assoc. learning	7.1 (3.0)	7.0 (3.1)	0.492
Kohs’ test	97.9 (18.0)	95.0 (18.1)	0.010
FAB	15.8 (1.5)	15.7 (1.5)	0.165
SDS	34.4 (7.9)	33.8 (7.7)	0.229
Apathy scale	10.9 (5.4)	11.2 (5.7)	0.453

Abbreviation: BP Blood Pressure, SBI Silent Brain Infarction, PVH Periventricular Hyperintensity, SWML Subcortical White Matter Hyperintensity, CMBs Cerebral Microbleeds, WAIS-R Wechsler Adult Intelligence Scale-Revised, Assoc. Learning Association Learning, FAB Frontal Assessment Battery, SDS Self-rating Depression Scale
Values are mean (SD) or n (%). ^a p-value of paired t-test or McNemar test

ISSN: 1471-2377