Results of the Shapiro–Wilk W-test for normality in groups A and B and subgroups A1 and A2 in the distribution of effective ECF osmolality, calculated osmolality, serum sodium concentration, urinary sodium concentration, urine specific gravity, and mean arterial pressure
| Parameter | Group | W | p |
|---|---|---|---|
| Effective ECF osmolality | A | 0.968 | 0.532 |
| B | 0.964 | 0.769 | |
| A1 | 0.971 | 0.910 | |
| A2 | 0.957 | 0.469 | |
| Calculated osmolality | A | 0.954 | 0.243 |
| B | 0.984 | 0.989 | |
| A1 | 0.891 | 0.239 | |
| A2 | 0.944 | 0.263 | |
| Serum Na+ | A | 0.966 | 0.465 |
| B | 0.959 | 0.690 | |
| A1 | 0.947 | 0.681 | |
| A2 | 0.958 | 0.486 | |
| Urinary Na+ | A | 0.952 | 0.214 |
| B | 0.988 | 0.998 | |
| A1 | 0.962 | 0.825 | |
| A2 | 0.953 | 0.363 | |
| USG | A | 0.919 | 0.029* |
| B | 0.934 | 0.309 | |
| A1 | 0.853 | 0.104 | |
| A2 | 0.902 | 0.039* | |
| MAP | A | 0.849 | 0.001* |
| B | 0.976 | 0.939 | |
| A1 | 0.892 | 0.245 | |
| A2 | 0.856 | 0.005* |
Effective extracellular fluid osmolality, calculated serum osmolality serum and urinary sodium concentration, urine specific gravity, and mean arterial pressure in three non-azotaemic dogs (from subgroup A2) infected with B_ canis and in which SIADH was diagnosed
| Dog no. | Eff. ECF Osm. | Calc. Osm. | Serum Na+ | Urinary Na+ | USG | MAP (mmHg) |
|---|---|---|---|---|---|---|
| 1 | 255.5 | 259.8 | 124.8 | 122.9 | 1.052 | 93 |
| 2 | 266.5 | 272.0 | 130.7 | 136.0 | 1.060 | 69 |
| 3 | 249.8 | 254.5 | 122.4 | 133.7 | 1.055 | 85 |
Statistically significant correlations between mean arterial pressure and effective ECF osmolality (Eff_ ECF Osm_), calculated osmolality (Calc_ Osm_), serum sodium concentration (Serum Na+), urinary sodium concentration (Urinary Na+), and urine specific gravity (USG) in subgroup A2
| Correlation | r | p | |
|---|---|---|---|
| MAP | Eff. ECF Osm. | 0.50 | 0.021* |
| Calc. Osm. | 0.50 | 0.020* | |
| Serum Na+ | 0.49 | 0.021* | |
| Urinary Na+ | −0.52 | 0.015* | |
| USG | −0.46 | 0.031* |