Cognitive Functions and Cognitive Reserve in Relation to Blood Pressure Components in a Population-Based Cohort Aged 53 to 94 Years

Table 4

Regression of the test scores with the systolic and diastolic components of blood pressure.

	Systolic blood pressure		Diastolic blood pressure		Pulse pressure
	𝑏	𝑃 value	𝑏	𝑃 value	𝑏	𝑃 value
Mini-mental state examination	0.97; (0.95–0.99)	0.02	0.97; (0.91–1.03)	0.2 (NS)	0.97; (0.95–0.99)	0.02
Digit span	0.99; (0.98–1.00)	0.06 (NS)	0.99; (0.97–1.01)	0.5 (NS)	0.99; (0.98-0.99)	0.06
Immediate prose memory	0.99; (0.97–1.01)	0.6 (NS)	1.00; (0.94–1.06)	0.9 (NS)	0.99; (0.95–1.02)	0.5 (NS)
Delayed prose memory	0.99; (0.95–1.03)	0.6 (NS)	1.05; (0.99–1.11)	0.2 (NS)	0.97; (0.93–1.01)	0.1 (NS)
Memory with interference at 10 sec	0.98; (0.96–1.00)	<0.005	0.97; (0.93–1.01)	0.1 (NS)	0.97; (0.95–0.99)	<0.01
Memory with interference at 30 sec	0.99; (0.97–1.01)	0.2 (NS)	0.98; (0.95–1.02)	0.3 (NS)	0.99; (0.97–1.01)	0.3 (NS)
Trail making test A	0.95; (0.72–1.25)	0.7 (NS)	0.99; (0.98–1.00)	0.1 (NS)	1.16; (0.78–1.72)	0.4 (NS)
Trail making test B	1.31; (0.61–2.82)	0.5 (NS)	2.18; (0.50–9.56)	0.3 (NS)	1.09; (0.41–2.93)	0.8 (NS)
Phonemic verbal fluency	0.98; (0.96–1.00)	0.1 (NS)	1.00; (0.96–1.04)	0.9 (NS)	0.97; (0.94–1.00)	0.06 (NS)
Overlapping figures	0.99; (0.95–1.03)	0.5 (NS)	1.01; (0.91–1.11)	0.8 (NS)	0.97; (0.91–1.03)	0.4 (NS)
Clock drawing test	0.96; (0.94–0.98)	<0.001	0.99; (0.95–1.03)	0.8 (NS)	0.95; (0.93–0.97)	<0.0001
Cognitive reserve index	0.94; (0.87–1.02)	0.2 (NS)	1.09; (0.92–1.31)	0.4 (NS)	0.82; (0.73–0.92)	<0.001

95% confidence intervals in brackets; 𝑏: partial regression coefficients; NS: nonsignificant.