Table 2.
Coronary artery size by CTA: athletes vs. controls (n = 98).
| Athletes n = 51 |
Controls n = 47 |
p-Value | ||
|---|---|---|---|---|
| DIAMETER (mm) (mean **) | ||||
| RCA * Prox mid distal |
3.68 ± 0.72 3.56 ± 0.77 2.72 ± 0.67 |
3.43 ± 0.56 3.19 ± 0.67 2.63 ± 0.59 |
0.082 0.028 *** 0.428 |
|
| LM | 4.6 ± 0.95 | 4.5 ± 0.81 | 0.809 | |
| LAD Prox mid distal |
3.84 ± 0.67 2.53 ± 0.76 1.74± 0.38 |
3.54 ± 0.67 2.41 ± 0.64 1.64 ± 0.52 |
0.019 *** 0.628 0.253 |
|
| CX Prox mid distal |
3.46 ± 0.77 2.59 ± 0.74 1.97 ± 0.60 |
3.07 ± 0.77 2.17 ± 0.73 1.62 ± 0.61 |
0.018 *** 0.008 *** 0.315 |
|
| AREA (mm2) | ||||
| RCA * Prox mid distal |
10.94 ± 4.12 10.28 ± 4.38 6.14 ±2.86 |
9.35 ± 3.00 8.20 ±3.44 5.65 ±2.5 |
0.048 *** 0.026 *** 0.463 |
|
| LM |
17.3 ± 7.4 |
16.36 ± 6.23 |
0.708 |
|
| LAD Prox mid distal |
11.91 ± 4.13 5.45 ± 3.24 2.43 ± 1.05 |
10.17 ± 3.99 4.77 ± 2.33 2.21 ± 1.33 |
0.019 *** 0.621 0.226 |
|
| CX Prox mid distal |
9.73 ± 4.34 5.59 ± 3.16 3.32 ± 2.09 |
7.83 ± 4.89 4.07 ± 2.78 2.26 ± 1.74 |
0.026 *** 0.009 *** 0.315 |
|
| Vessel Volume and Myocardial Mass | ||||
| RCA | mm3 | 1082.61 ± 468.75 | 999.32 ± 368.80 | 0.434 |
| LAD | mm3 | 695.09 ± 214.25 | 689.14 ± 295.29 | 0.924 |
| CX | mm3 | 622.70 ± 427.52 | 516.56 ± 414.2 | 0.129 |
| M-Mass | mg | 134.21 ± 28.08 | 122.74 ± 34.34 | 0.047 *** |
Abbr. RCA * only right-dominant and intermediate supply type right coronary arteries (RCA) were included: n = 41 vs. n = 42. ** the mean of 2 diameter (±1 SD) is reported; *** p < 0.05; M-Mass = myocardial mass.