Table 3 Intra- and inter-observer measurements of the mean values of the right coronary artery obtained from racehorses (n = 10), comparison of the mean values and an analysis of statistically significant differences (p-value) as well as the calculation of the coefficient of variation (CV)
Interobserver | Intraobserver | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
RCA | Mean ± SD I | CV (%) | Mean ± SD II | CV (%) | p-value | Mean ± SD I | CV (%) | Mean ± SD II | CV (%) | p-value |
Diameter systole (mm) | 13.65 ± 1.27 | 9.29 | 13.7 ± 1.26 | 9.18 | 0.688 | 13.7 ± 1.26 | 9.18 | 13.47 ± 1.26 | 9.38 | 0.199 |
Diameter diastole (mm) | 10.98 ± 1.27 | 11.57 | 11.25 ± 1.37 | 12.15 | 0.202 | 11.25 ± 1.37 | 12.15 | 11.48 ± 1.02 | 8.89 | 0.579 |
Area systole (cm2) | 1.28 ± 0.2 | 15.23 | 1.34 ± 0.19 | 14.18 | 0.042 | 1.34 ± 0.19 | 14.18 | 1.27 ± 0.18 | 13.78 | 0.232 |
Area diastole (cm2) | 0.97 ± 0.16 | 16.79 | 0.98 ± 0.17 | 16.99 | 0.591 | 0.98 ± 0.17 | 16.99 | 1.0 ± 0.12 | 12.44 | 0.611 |