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Table 2 Multiple regression analysis between serum cortisol levels (Timepoint 1) as the dependent variable with age, sex, BMI, hypertension, diabetes, dyslipidemia and blood collection time as the independent variables

From: Association between cortisol and aging-related hippocampus volume changes in community-dwelling older adults: a 7-year follow-up study

 

estimate

T

P

lower 95% CI

upper 95% CI

β

Age

0.15

0.25

0.80

-1.06

1.36

0.03

Sex (Women)

1.96

0.63

0.53

-4.24

8.17

0.08

BMI

-0.10

-0.13

0.90

-1.72

1.51

-0.02

Hypertension (Yes)

-2.87

-1.11

0.27

-8.07

2.33

-0.14

Diabetes (Yes)

6.66

2.08

0.04

0.24

13.07

0.27

Dyslipidemia (Yes)

-2.82

-1.00

0.32

-8.45

2.81

-0.14

Blood collection time (AM)

2.19

0.86

0.39

-2.89

7.27

0.11

  1. R2 = 0.10
  2. 95% CI 95% Confidence interval, β standard partial regression coefficient