Table 2.
Sudden death registry data of coronary plaque characteristics relative to diabetic status
Type 1 DM (n=16) |
Type 2 DM (n=50) |
Non-DM (n=66) |
P Value (Type 1 DM vs. non-DM) |
P Value (Type 2 DM vs. non-DM) |
|
---|---|---|---|---|---|
Necrotic core area (%) * | 12.0±5.7 | 11.6±8.4 | 9.4±9.3 | 0.05 | 0.004 |
Macrophage plaque area (mm2) * | 0.15±0.02 | 0.13±0.03 | 0.10±0.02† | 0.03 | 0.03 |
Calcified matrix area (%) * | 7.8±9.1 | 12.1±11.2 | 11.4±13.5 | 0.9 | 0.05 |
Fibroatheroma (n) | 7.1±5.0 | 8.8±4.3 | 6.9±4.7 | 0.9 | 0.02 |
Thin-cap fibroatheroma (n) | 1.0±1.3 | 0.8±0.8 | 0.7±0.8 | 0.5 | 0.8 |
Healed plaque rupture (n) | 2.6±2.1 | 2.6±1.8 | 1.9±1.8 | 0.2 | 0.04 |
Total plaque burden (%) | 275±129 | 358±114 | 232±128 | 0.04 | 0.0001 |
Distal plaque burden (%) | 310±114 | 630±263 | 331±199 | 0.8 | 0.0001 |
Values are expressed as mean ± SD or % normalized to plaque area.
p values calculated using log-normalized data.
p=0.006 vs. type 1 and 2 diabetes combined. DM=diabetes mellitus. Reproduced with permission from Burke AP et al., Arterioscler Thromb Vasc Biol. 2004;24:1266-1271