|
Longevity category
|
Up to 9 years
|
9–13 years
|
After 13 years
|
|---|
|
N
|
Mean (in kg/dog/year)
|
SEM
|
N
|
Mean (in kg/dog/year)
|
SEM
|
N
|
Mean (in kg/dog/year)
|
SEM
|
|---|
|
Expected (≥9 to ≤12.9 years)
|
13
|
0.59
|
0.3
|
13
|
−0.15
|
0.31
| |
N/A
| |
|
Long (≥13 to ≤15.5 years)
|
15
|
0.52
|
0.28
|
15
|
−0.91*
|
0.28
|
15
|
−1.41
|
0.68
|
|
Exceptional (>15.6 years)
|
11
|
0.4
|
0.36
|
11
|
0.53*
|
0.32
|
11
|
−1.31
|
0.74
|
- Means within the 9–13 years column which share an asterisk (*) are significantly different (P = 0.007); none of the means within the other two columns (up to 9 years, after 13 years) show any significant differences among them (P > 0.05)
-
N number of dogs, SEM standard error of the mean
