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Table 4 Multiple regression analysis with serum cortisol levels (Timepoint 1) as the independent variable and changes in MMSE (Timepoint 1–Timepoint 2 difference) as the dependent variable

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

serum cortisol levels (Timepoint 1) estimate P lower 95% CI upper 95% CI R2
Model 1: Unadjusted 0.018 0.272 -0.014 0.050 0.02
Model 2: Adjusted for age 0.018 0.213 -0.011 0.047 0.21
Model 3: Adjusted for age and sex 0.019 0.203 -0.010 0.048 0.21
  1. 95% CI 95% Confidence interval