Table 2.
Comparison of Components of the CHS Stroke Risk Score Between Participants With Valid 1994–1995 Holter Recordings With and Without an Incident Stroke on Follow‐Up
| No Stroke (N=816) | Incident Stroke (N=68) | P Value | |
|---|---|---|---|
| Systolic blood pressure, mm Hg | 133±20 | 139±20 | 0.013 |
| 15‐foot walk time, s | 5.4±2.1 | 5.8±1.9 | NS |
| Left ventricular hypertrophy by ECG (Y/N) | 41 (5.0%) | 4 (5.9%) | NS |
| Creatinine, mg/dLa | 1.04±0.28 | 1.05±0.27 | NS |
| ADA diabetic statusa | 0.084 | ||
| Normal, % (<110 mg/dL) | 593 (72.7%) | 43 (63.2%) | |
| IFG, % (110–126 mg/dL) | 90 (11.0%) | 9 (13.2%) | |
| Diabetes mellitus, % (>126 mg/dL or taking meds) | 133 (16.3%) | 16 (23.5%) | |
| Age at year 7, y | 75.2±4.5 | 76.5±5.4 | 0.058 |
| Sex, % | NS | ||
| Female | 499 (61.2%) | 47 (69.1%) | |
| Male | 317 (38.8%) | 21 (30.9%) | |
| Atrial fibrillation by ECG, % | 0 | 0 | NS |
| History of heart disease at 1994–1995 visit (y 7) (Y/N) | 159 (19.5%) | 16 (23.5%) | NS |
| CHS stroke risk score | 16.1±6.9 | 19.1±8.2 | 0.004 |
ADA, American Diabetes Association; CHS, Cardiovascular Health Study; IFG, Impaired Fasting Glucose; NS, Not Significant.
Clinical factors measured at the 1994–1995 examination.
a
Lab values measured at the 1992–1993 examination.