Table 1.
Patient characteristics for microvessels used in studies
| Children | Younger adultsa | Older adults | CAD | |
|---|---|---|---|---|
| Characteristics | ||||
| Total samples | 28 | 25 | 23 | 46 |
| Sex, M/F | 15/13 | 15/10 | 14/9 | 29/17 |
| Age, years (average/median ± SD) | 5.1/3.0 ± 0.99 | 40.3/43.0 ± 2.01 | 68.6/68.5 ± 1.35 | 62.0/63.0 ± 2.78 |
| Race, AA/Cauc/Hisp/Asian | 4/19/2/2 | 7/17/1/0 | 4/19/0/0 | 11/17/0/0 |
| Underlying diseases/risk factors | ||||
| Coronary artery disease* | 0 | 0 | 0 | 46 |
| Tobacco | 0 | 7 | 4 | 17 |
| Hypertension* | 0 | 8 | 18 | 37 |
| Hypercholesterolemia* | 0 | 2 | 11 | 23 |
| Diabetes mellitus* | 0 | 1 | 7 | 14 |
| Congestive heart failure | 1 | 3 | 3 | 9 |
| MI | 0 | 0 | 1 | 6 |
| VD | 7 | 5 | 9 | 11 |
*
P < 0.05 vs. younger adults
a
Contains samples from donors of unknown ethnic background