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Table 7 P values from the second multiple linear regression model, in which all neurodegenerative disease and vascular cognitive impairment were defined as a single entity, and hypertension was subgrouped based on the presence or absence of hypertensive organ damage

From: Cortical microvascular raspberries and ageing: an independent but not exclusive relationship

Independent variable

P value

95% CI

Age interval*

< 0.001

+ 0.5, + 1.9

Female sex

0.004

+ 0.9, + 4.8

Brain weight**

0.77

NS

NDD and VCI, total

0.91

NS

Cerebral infarct*

0.36

NS

C-ASCL

0.024

+ 0.3, + 4.3

HT, subgrouped*

0.006

+ 0.5, + 3.2

Diabetes mellitus

0.35

NS

  1. Outcome variable: raspberry density (raspberries/cm2) of the frontal cortex. Statistically significant results are marked in bold and accompanied by 95% confidence intervals for the beta coefficients. The independent variables were classified as nominal unless otherwise indicated. *Ordinal. **Continuous. CI confidence interval; NS not significant; VCI vascular cognitive impairment; C-ASCL cerebral atherosclerosis; HT hypertension