TABLE 1.
Clinical and echocardiographic data of all included healthy CKCS
| Overall population | Females | Males | |
|---|---|---|---|
| N. of dogs | 30 | 22 | 8 |
| Sex | 22F (3NF) 8 M | 22 F 3NF | 8 M |
| Age (years) | 2.66 ± 1.42 | 2.79 ± 1.42 | 2.32 ± 1.47 |
| Weight (kg) | 7.92 ± 1.68 | 7.74 ± 1.67 | 8.42 ± 1.72 |
| BCS | 5/9 ± 1/9 | 5/9 ± 1/9 | 5/9 ± 1/9 |
| Coat color type |
19 Blenheim 1 Ruby 3 Black and tan 7 Tricolor |
14 Blenheim 1 Ruby 2 Black and tan 4 Tricolor |
5 Blenheim 1 Black and tan 3 Tricolor |
| LA/Ao_Sx | 1.20 ± 0.17 1.22 | 1.22 ± 0.16* | 1.07 ± 0.11 |
| LAD/AoD_Lx | 2.01 ± 0.19 | 2.08 ± 0.13* | 1.81 ± 0.19 |
| LVIDDN | 1.30 ± 0.16 | 1.28 ± 0.16 | 1.33 ± 0.18 |
| SI | 1.57 ± 0.2 | 1.55 ± 0.21 | 1.65 ± 0.17 |
Abbreviations: F, females; NF, neutered females; M, males; BCS, body condition score; LA/Ao_Sx, short‐axis left atrium indexed to the short‐axis aortic root; LAD/AoD_Lx, long‐axis left atrial dimension indexed to the long‐axis aortic valve annulus diameter; LVIDDN, normalized left ventricular internal diameter in diastole; SI, sphericity index.
*Parameters significantly higher in females compared to males (P < 0.05).