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. Author manuscript; available in PMC: 2017 Apr 1.
Published in final edited form as: Neurobiol Aging. 2016 Jan 29;40:155–163. doi: 10.1016/j.neurobiolaging.2016.01.011

Table 5.

Study end metabolic and cognitive values in women randomized to placebo

Pairwise Comparisons
HEALTHY
METABOLIC
HIGH BLOOD
PRESSURE
POOR
METABOLIC
Main Effect of
Cluster at
Study End
A. Metabolic Biomarkers
Glucose (mg/dL) 81.23 (1.05) 81.37 (1.14) 91.53 (1.58) ab <0.0001
HOMA Score −0.04 (0.06) 0.20 (0.06) a 0.79 (0.09) ab <0.0001
Ketones (mM) −2.36 (0.04) −2.40 (0.04) −2.38 (0.06) 0.80
HDL Cholesterol (mg/dL) 80.14 (2.00) 69.24 (2.18) a 56.96 (3.01) ab <0.0001
LDL Cholesterol (mg/dL) 118.94 (3.53) 122.27 (3.85) 120.84 (5.32) 0.81
Triglycerides (mg/dL) 4.41 (0.04) 4.53 (0.05) 4.84 (0.06) ab <0.0001
HbA1c (%) 5.77 (0.04) 5.64 (0.05) 6.12 (0.07) ab <0.0001
Systolic Blood Pressure (mmHg) 108.22 (1.27) 117.47 (1.38) a 118.32 (1.91) a <0.0001
Diastolic Blood Pressure (mmHg) 69.23 (0.78) 75.27 (0.85) a 73.71 (1.17) a <0.0001

B. Cognitive Performance
Global Cognition 0.71 (0.18) 0.45 (0.20) 0.57 (0.28) 0.61
Verbal Memory 0.51 (0.13) 0.55 (0.14) 0.38 (0.20) 0.79
Executive Functions 0.14 (0.14) −0.17 (0.15) −0.11 (0.21) 0.29

A. Average (SEM) value at study end for each metabolic biomarker within each phenotype. HOMA, ketones, and triglycerides are expressed as log values due to a skewed distribution of values within the population. B. Average (SEM) value at study end for each cognitive composite score within each phenotype.

*

Significant longitudinal change from baseline (p < 0.05).

a

Longitudinal change is significantly different from the Healthy phenotype (p < 0.05).

b

Longitudinal change is significantly different from the High BP phenotype (p < 0.05). ANCOVA was used to test for overall cross-sectional differences among metabolic clusters on each biomarker and cognitive composite score. The Tukey-Kramer method was used to adjust for multiple comparisons.