Parameter | No. of all segments | At diastole | At systole | P value | ||
---|---|---|---|---|---|---|
Image quality | No. of segments with a score ≥ 3 | Image quality | No. of segments with a score ≥ 3 | |||
Overall | 1319 | 3.63 ± 0.63 | 1238 | 3.72 ± 0.56 | 1265 | < 0.001 |
RCA | ||||||
 Proximal | 107 | 3.83 ± 0.42 | 105 | 3.85 ± 0.38 | 106 | 0.640 |
 Middle | 105 | 3.44 ± 0.60 | 99 | 3.54 ± 0.64 | 101 | 0.063 |
 Distal | 104 | 3.58 ± 0.63 | 96 | 3.63 ± 0.58 | 99 | 0.426 |
 PDA/PL | 93 | 3.59 ± 0.66 | 81 | 3.74 ± 0.53 | 89 | 0.013 |
LM | 107 | 3.95 ± 0.21 | 107 | 3.96 ± 0.19 | 107 | 0.566 |
LAD | ||||||
 Proximal | 107 | 3.92 ± 0.31 | 106 | 3.95 ± 0.21 | 107 | 0.207 |
 Middle | 107 | 3.78 ± 0.46 | 105 | 3.89 ± 0.32 | 107 | 0.007 |
 Distal | 107 | 3.34 ± 0.75 | 95 | 3.68 ± 0.58 | 103 | < 0.001 |
 DA1 | 96 | 3.49 ± 0.83 | 85 | 3.65 ± 0.67 | 88 | 0.018 |
 DA2 | 74 | 3.51 ± 0.80 | 66 | 3.65 ± 0.65 | 69 | 0.017 |
LCX | ||||||
 Proximal | 107 | 3.87 ± 0.39 | 105 | 3.87 ± 0.34 | 107 | > 0.99 |
 Distal | 101 | 3.36 ± 0.66 | 93 | 3.43 ± 0.75 | 89 | 0.276 |
 OM | 104 | 3.42 ± 0.76 | 95 | 3.49 ± 0.79 | 93 | 0.145 |