Table 1.
Baseline characteristics of the MRI substudy in NOMAS with PA assessment
| Characteristics | Study Population |
|---|---|
| Age | 71 (9) |
| Female | 768 (60) |
| Race and Ethnicity | |
| Non-Hispanic White | 220 (17) |
| Non-Hispanic Black | 222 (17) |
| Hispanic | 832 (65) |
| High School completed | 585 (46) |
| Insured | 1081 (85) |
| Body Mass Index, kg/m2 | 28 (5) |
| MET-score | 10 (16) |
| PA-clusters (n=1034) | |
| I: no activity | 416 (40) |
| II: rare activity | 23 (2) |
| III: active weekly | 60 (6) |
| IV: active every other day | 152 (15) |
| V: active daily | 316 (31) |
| VI: highly active | 67 (6) |
| Comorbidities | |
| Hypertension | 1001 (85) |
| Diabetes Mellitus | 326 (26) |
| Hyperlipidemia | 1034 (81) |
| Current Smoking | 149 (12) |
| ECAS/ICAS Imaging Measures | |
| Extracranial Carotid Plaque Identified | 687 (56) |
| cIMT, mm | 0.93 (0.09) |
| ≥50% ICAS | 96 (8) |
| ≥70% ICAS | 57 (5) |
NOMAS = Northern Manhattan Study; PA = physical activity; MET-score = metabolic equivalent score; cIMT = carotid intima-media thickness; ECAS = extracranial carotid artery stenosis; ICAS = intracranial artery stenosis
Age, body mass index, MET-score, and cIMT displayed as mean (sd); remainder of characteristics displayed as n (%).