Table 2.
JVP and RHC measurements. Cardiologist mean pressure measurements are reported in cm H2O except as otherwise noted
| Study completed (N = 48) | ||
|---|---|---|
| N | Mean ± SD (IQR) | |
| RHC | ||
| Cardiac output | 48 | 4.94 ± 0.92 L/min (4.25–5.50) |
| Cardiac index | 48 | 2.36 ± 0.34 L/min/m2 (2.18–2.56) |
| Heart rate | 48 | 65.73 ± 12.53 beats/min (59–73.25) |
| PAP (mean) | 48 | 21.02 ± 7.47 mmHg (16–24) |
| PCWP | 48 | 15.17 ± 7.97 mmHg (9.75–19.5) |
| RAP | 48 | 8.56 ± 5.09 cm H2O (5–10) |
| Bedside physician exams | ||
| JVP: 1st physician exam | 48 | 7.06 ± 2.85 (5–8) |
| JVP: 2nd physician exam | 48 | 6.52 ± 3.14 (5–7) |
| JVP (mean) | 48 | 7.11 ± 3.21 (5–8) |
| Videos: Unamplified | ||
| JVP: Cardiologist 1 | 48 | 7 ± 2 (5–10) |
| JVP: Cardiologist 2 | 48 | 9 ± 2 (7–11) |
| JVP: Cardiologist 3 | 48 | 9 ± 3 (7–11) |
| JVP: Cardiologist 4 | 48 | 8.3 ± 3.4 (6–10) |
| JVP: Cardiologist 5 | 48 | 7 ± 1 (6–8) |
| JVP: Cardiologist 6 | 48 | 9 ± 3 (6–10) |
| JVP: Cardiologist 7 | 48 | 5 ± 4 (2–5) |
| JVP: Cardiologist 8 | 48 | 6 ± 3 (5–7) |
| JVP: Cardiologist 9 | 48 | 10 ± 2 (8–10) |
| JVP (mean) | 48 | 7.8 ± 2 (6.2–8.4) |
| Videos: Amplified | ||
| JVP: Cardiologist 1 | 48 | 7 ± 3 (5–10) |
| JVP: Cardiologist 2 | 48 | 9 ± 2 (7–11) |
| JVP: Cardiologist 3 | 48 | 11 ± 3 (8–13) |
| JVP: Cardiologist 4 | 48 | 9.4 ± 3.8 (7–11) |
| JVP: Cardiologist 5 | 48 | 8 ± 2 (7–9) |
| JVP: Cardiologist 6 | 48 | 10 ± 3 (8–12) |
| JVP: Cardiologist 7 | 48 | 8 ± 4 (5–10) |
| JVP: Cardiologist 8 | 48 | 7 ± 3 (5–9) |
| JVP: Cardiologist 9 | 48 | 11 ± 3 (9–12) |
| JVP (mean) | 48 | 8.8 ± 2.2 (7.2–10) |
JVP jugular venous pressure, RHC right heart catheterization, RAP right atrial pressure, PAP pulmonary artery pressure, PCWP pulmonary capillary wedge pressure, IQR interquartile range