Table 1 Baseline characteristics (n = 511) of the participants with OS markers and at least two cognitive evaluations
From: Oxidative stress predicts cognitive decline with aging in healthy adults: an observational study
| Â | Mean or count | Standard error or % |
|---|---|---|
Age, years | 49.1 | 0.5 |
Women | 348 | 68% |
Race: White/African-American | 366/117 | 72%/23% |
Body mass index, kg/m2 | 27.68 | 0.27 |
Years of education | 18.91 | 0.2 |
Systolic blood pressure, mmHg | 121 | 1 |
Diastolic blood pressure, mmHg | 76 | 0.5 |
Hypertension | 156 | 31% |
Hypercholesterolemia | 96 | 19% |
Diabetes mellitus, type 2 | 20 | 4% |
CRP, mg/L | 0.2 | 0.02 |
Markers of oxidative stress | ||
 GSH, μmol/L | 4.4 | 0.1 |
 GSSG, μmol/L | 0.06 | 0.01 |
 CYS, μmol/L | 9.3 | 0.09 |
 Cystine, μmol/L | 85.3 | 0.8 |
Cognitive function score | ||
 Memory domain | 65.7 | 0.7 |
 Executive function domain | 83.6 | 0.2 |
 Working memory domain | 55.0 | 0.4 |