Table 2. Differences in equine conformation between the four groups.
| SN | SW | TN | TW | P | |||||
|---|---|---|---|---|---|---|---|---|---|
| Mean | (SD) | Mean | (SD) | Mean | (SD) | Mean | (SD) | ||
| Length measurements (cm) | |||||||||
| withers height | 136.8b | (6.00) | 140.9b | (4.79) | 158.4a | (5.87) | 163.8a | (7.28) | <0.001 |
| distance between rider’s knees | 74.4b | (1.45) | 78.2a | (1.20) | 74.1b | (1.60) | 78.6a | (1.77) | <0.001 |
| body length | 140.1b | (5.58) | 143.3b | (9.42) | 160.8a | (7.91) | 171.7a | (13.02) | <0.001 |
| chest depth | 66.7b | (4.18) | 67.1b | (3.87) | 75.5a | (3.15) | 78.3a | (4.18) | <0.001 |
| chest circumference | 165.3 c | (9.68) | 168.2bc | (11.00) | 183.0 b | (5.74) | 199.3a | (19.60) | <0.001 |
| length of scapula | 46.1b | (3.49) | 46.4b | (3.50) | 49.3ab | (3.01) | 53.8a | (5.02) | 0.002 |
| length of humerus | 25.5 c | (1.90) | 27.0bc | (3.44) | 30.0ab | (1.24) | 31.2a | (3.88) | <0.001 |
| length of radius | 32.2b | (1.73) | 33.4b | (1.23) | 38.3a | (2.15) | 40.3a | (1.94) | <0.001 |
| length of metacarpus | 20.1 c | (1.87) | 20.9bc | (1.58) | 23.2ab | (1.20) | 23.8a | (1.72) | <0.001 |
| length of front phalanx | 7.3b | (1.31) | 7.6b | (0.95) | 9.6a | (1.13) | 10.0a | (1.05) | <0.001 |
| length of pelvis | 30.0 | (3.03) | 31.8 | (4.10) | 35.8 | (6.05) | 36.9 | (8.83) | 0.056 |
| length of femur | 33.8 | (2.54) | 35.8 | (2.92) | 35.0 | (2.61) | 35.6 | (3.00) | 0.444 |
| length of tibia | 44.8bc | (4.37) | 42.0 c | (5.82) | 50.1ab | (2.83) | 55.2a | (3.74) | <0.001 |
| length of metatarsus | 24.8b | (2.28) | 26.2b | (2.73) | 28.8ab | (2.99) | 31.9a | (2.88) | <0.001 |
| length of hind phalanx | 7.6b | (0.61) | 7.7b | (0.87) | 9.3a | (0.97) | 9.5a | (2.06) | 0.001 |
| cannon circumference | 17.4b | (1.07) | 17.3b | (1.08) | 19.1b | (0.80) | 21.6a | (2.99) | <0.001 |
| Angle measurements | |||||||||
| shoulder inclination | 61.1 | (2.39) | 59.7 | (4.02) | 60.8 | (3.65) | 58.0 | (5.23) | 0.454 |
| shoulder joint | 99.8 | (3.92) | 102.1 | (3.42) | 104.7 | (4.69) | 101.9 | (3.79) | 0.071 |
| elbow joint | 133.2 | (7.21) | 137.1 | (4.14) | 136.8 | (5.10) | 133.7 | (2.92) | 0.306 |
| front fetlock joint | 65.6 | (3.69) | 66.2 | (2.34) | 64.2 | (5.89) | 62.3 | (4.18) | 0.423 |
| hip joint | 86.7 | (6.88) | 89.4 | (11.81) | 88.6 | (8.48) | 87.0 | (6.75) | 0.913 |
| femur inclination | 59.1 | (7.82) | 63.9 | (11.52) | 60.4 | (6.61) | 60.5 | (5.25) | 0.659 |
| stifle joint | 116.6 | (7.74) | 126.4 | (13.58) | 118.7 | (11.87) | 117.2 | (7.03) | 0.264 |
| hock joint | 140.8b | (3.66) | 147.3a | (5.68) | 146.0ab | (2.82) | 147.2a | (3.08) | 0.005 |
| hind fetlock joint | 65.7 | (7.38) | 64.9 | (8.66) | 68.7 | (6.36) | 68.8 | (6.17) | 0.581 |
Within the row, different letters represent significant difference (abc P<0.05 by Scheffe test). SN=Short and Narrow; SW=Short and Wide; TN=Tall and Narrow; TW=Tall and Wide.