Table 4.

Relationship between blood pressure measures and cognitive function

	Unadjusted		Adjusted*
Cognitive Test	β (95% CI)	p-value	β (95% CI)	p-value
Systolic Blood Pressure
MMSE	−0.21 (−0.52, 0.11)	0.19	−0.22 (−0.52, 0.09)	0.16
NAART	−0.84 (−2.20, 0.52)	0.23	−0.24 (−1.47, 0.99)	0.70
Percent Retention	−0.39 (−3.52, 2.74)	0.81	−0.61 (−3.78, 2.57)	0.71
Recognition	−0.16 (-−.49, 0.17)	0.35	−0.21 (−0.53, 0.11)	0.19
Block Design	0.16 (−1.03, 1.36)	0.79	0.20 (−0.87, 1.28)	0.71
Digit-Symbol Coding	0.48 (−1.52, 2.49)	0.64	0.07 (−1.56, 1.70)	0.93
Trails A	−1.64 (−6.25, 2.97)	0.49	−0.30 (−4.72, 4.12)	0.89
Trails B	−4.81 (−17.67, 8.05)	0.46	−4.29 (−15.46, 6.89)	0.45
Diastolic Blood Pressure
MMSE	0.03 (−0.35, 0.28)	0.84	-−.23 (−0.57, 0.11)	0.19
NAART	-−.80 (−3.15, −0.46)	0.01	−0.48 (−1.86, 0.90)	0.49
Percent Retention	1.71 (−1.42, 4.84)	0.28	−0.60 (−4.16, 2.96)	0.74
Recognition	0.20 (−0.13, 0.54)	0.23	−0.23 (−0.58, 0.13)	0.22
Block Design	1.44 (0.26, 2.62)	0.02	0.15 (−1.05, 1.35)	0.80
Digit-Symbol Coding	3.86 (1.90, 5.81)	<0.001	−0.30 (−2.12, 1.52)	0.75
Trails A	−5.16 (−9.73, -0.58)	0.03	1.88 (−3.05, 6.82)	0.45
Trails B	−18.88 (−31.38, -6.35)	<0.001	−0.95 (−13.38, 11.47)	0.88
Pulse Pressure
MMSE	−0.27 (−0.58, 0.04)	0.09	−0.19 (−0.52, 0.14)	0.27
NAART	0.31 (−1.05, 1.67)	0.66	−0.03 (−1.35, 1.30)	0.97
Percent Retention	−1.97 (−5.10, 1.15)	0.21	−0.55 (−3.99, 2.89)	0.75
Recognition	−0.39 (−0.72, −0.06)	0.02	−0.18 (−0.53, 0.17)	0.30
Block Design	−0.99 (−2.18, 0.21)	0.11	0.22 (−0.94, 1.37)	0.71
Digit-Symbol Coding	−2.50 (−4.48, −0.53)	0.01	0.35 (−1.42, 2.13)	0.69
Trails A	1.95 (−2.63, 6.54)	0.40	−1.97 (−6.74, 2.80)	0.42
Trails B	9.22 (−3.59, 22.03)	0.16	−6.50 (−18.67, 5.67)	0.30
Intradialytic Blood Pressure
MMSE	−0.20 (−0.51, 0.12)	0.23	−0.16 (−0.46, 0.14)	0.28
NAART	0.46 (−0.92, 1.84)	0.51	−0.14 (−1.36, 1.08)	0.82
Percent Retention	−0.76 (−3.94, 2.41)	0.64	0.16 (−2.98, 3.31)	0.92
Recognition	0.14 (−0.20, 0.48)	0.42	0.31 (−0.01, 0.62)	0.06