| 4-year-olds | 5-year-olds | 6-year-olds | Total | p # |
---|---|---|---|---|---|
Number | 101 | 109 | 130 | 340 | n.s. |
 | Mean (± SD) | Mean (± SD) | Mean (± SD) | Mean (± SD) |  |
HR (bpm) | 44 (±10) | 44 (±9) | 43 (±10) | 43 (±9) | n.s. |
BWT (kg) | 405.9a (±39.2) | 422.9b (±35.3) | 411.1a (±37.0) | 413.4 (±37.6) | * |
BSA (m2) | 3.9a (±0.2) | 4.0b (±0.2) | 3.9a (±0.2) | 3.9 (±0.2) | * |
WH (cm) | 152.9 (±3.8) | 153.5 (±4.0) | 152.5 (±4.3) | 152.9 (±4.0) | n.s. |
TC (cm) | 173.5 (±7.6) | 174.7 (±6.8) | 173.1 (±5.8) | 173.8 (±6.7) | n.s. |
BL (cm) | 154.2 (±7.3) | 154.7 (±7.5) | 152.9 (±7.4) | 153.9 (±7.4) | n.s. |
d-career (days) | 109.7a (±69.5) | 302.5b (±175.1) | 576.3c (±268.8) | 351.5 (±276.5) | ** |
Km-career (km) | 44.3a (±49.7) | 130.5b (±82.8) | 435.8c (±323.6) | 223.0 (±269.8) | ** |
Gender | |||||
females | 42 | 52 | 64 | 158 | ** |
geldings | 34 | 36 | 48 | 118 | |
intact males | 25 | 21 | 18 | 64 | |
Breed | |||||
Purebred Arabian | 49 | 64 | 88 | 201 | * |
Part-bred Arabians | 39 | 30 | 31 | 100 | |
Anglo-Arabians | 5 | 11 | 8 | 24 | |
Others | 8 | 4 | 3 | 15 |