Table 6.
Published studies evaluating high definition oscillometric non-invasive blood pressure measurement in comparison with the American College of Veterinary Internal Medicine (ACVIM) criteria for technique validation.
| Parameter | Number of animals | Bias (mmHg) | Standard deviation (mmHg) | Correlation | < 10 mmHg (% of measurements) | < 20 mmHg (% of measurements) |
|---|---|---|---|---|---|---|
|
| ||||||
| ACVIM criteria | 8 | ≤ 10 | ≤ 15 | ≥ 0.9 | ≥ 50 | ≥ 80 |
| Anesthetized dogs (10) | ||||||
| Direct BP source: Dorsal pedal artery | ||||||
| NIBP cuff location: Median or coccygeal artery | ||||||
| SAP | 7 | 36 | 70 | |||
| MAP | 20 | −0.5 | NR | NR | 67 | 95 |
| DAP | −7 | 52 | 87 | |||
| Anesthetized dogs (52) | ||||||
| Direct BP source: Dorsal pedal artery | ||||||
| NIBP cuff location: Coccygeal artery | ||||||
| SAP | 5 | |||||
| MAP | 50 | −1 | NR | NR | NR | NR |
| DAP | 3 | |||||
| Conscious cats (53) | ||||||
| Direct BP source: Femoral artery | ||||||
| NIBP cuff location: Coccygeal artery | ||||||
| SAP | −2.2 | 1.1 | 0.92 | 88 | 96 | |
| MAP | 6 | NR | NR | NR | NR | NR |
| DAP | 22.3 | 1.6 | 0.81 | 13 | 38 | |
| Anesthetized cheetahs (55) | ||||||
| Direct BP source: Dorsal pedal artery | ||||||
| NIBP cuff location: Coccygeal artery | ||||||
| SAP | −3.2 | 18.2 | 0.88 | 33.8 | 73.0 | |
| MAP | 8 | 1.1 | 12.4 | 0.92 | 66.9 | 95.3 |
| DAP | −0.04 | 14.6 | 0.88 | 55.4 | 89.9 | |
| Anesthetized cheetahs (55) | ||||||
| Direct BP source: Femoral artery | ||||||
| NIBP cuff location: Coccygeal artery | ||||||
| SAP | −10.4 | 13.8 | 0.93 | 38.9 | 77.8 | |
| MAP | 8 | −1.2 | 11.1 | 0.95 | 75.9 | 96.3 |
| DAP | −1.8 | 13.4 | 0.91 | 60.2 | 92.6 | |
| Anesthetized horses (39) | ||||||
| Direct BP source: Facial artery | ||||||
| NIBP cuff location: Coccygeal artery | ||||||
| MAP < 60 mmHg | ||||||
| SAP | −20.0 | 20.9 | ||||
| MAP | −11.4 | 19.6 | ||||
| DAP | −4.7 | 20.1 | ||||
| MAP 60–110 mmHg | ||||||
| SAP | 0.1 | 19.6 | ||||
| MAP | 7 | 0.5 | 14.0 | NR | NR | NR |
| DAP | 4.7 | 15.6 | ||||
| MAP > 110 mmHg | ||||||
| SAP | 26.1 | 37.3 | ||||
| MAP | 4.2 | 19.4 | ||||
| DAP | 1.5 | 16.8 | ||||
| Inhalant-anesthetized horses (42) | ||||||
| Direct BP source: Facial artery | ||||||
| NIBP cuff location: Coccygeal artery | ||||||
| SAP | 3.5 | 13.6 | 63.3 | |||
| MAP | 24 | 6.3 | 10.0 | NR | 75.0 | NR |
| DAP | 7.8 | 13.6 | 59.5 | |||
| Injectable-anesthetized horses (42) | ||||||
| Direct BP source: Facial artery | ||||||
| NIBP cuff location: Coccygeal artery | ||||||
| SAP | 3.8 | 28.3 | 37.2 | |||
| MAP | 24 | 4.0 | 23.3 | NR | 33.6 | NR |
| DAP | 4.0 | 21.2 | 38.7 | |||
NR — Not reported. Highlighted values meet validation criteria.