TABLE 3.
Right ventricular systolic pressure (RVSP) data for exercise stress echocardiography in male and female patients, normal and abnormal studies and RVSP response according to age groups
| Patients |
RVSP, mmHg |
|||
|---|---|---|---|---|
| Rest | Peak | Increase | Peak exercise normal, 95% CI | |
| Male (n=206) | 27.8±7.8 | 34.8±11.3* | 7.0±8.8 | 12.2–57.4 |
| Female (n=601) | 27.8±7.7 | 34.6±11.7* | 6.7±8.9 | 11.2–58.0 |
| Normal (n=667) | 27.4±7.4 | 35.7±12.8* | 6.7±9.7 | 10.1–61.3 |
| Abnormal (n=140) | 29.8±8.7† | 36.6±12.7* | 6.8±10.0 | 11.2–62.0 |
| Age, years | ||||
| <50 (n=189) | 26.4±7.0 | 32.1±10.2* | 5.7±8.0 | 11.7–52.5 |
| 50–75 (n=571) | 28.0±7.8 | 35.0±11.8* | 7.0±9.1 | 11.4–58.6 |
| >75 (n=47) | 31.7±7.8 | 39.9±12.3 | 8.2±8.7 | 15.3–64.5 |
Data presented as mean ± SD unless otherwise indicated.
*
P<0.0001 rest RVSP versus peak RVSP, except for age >75 years (P<0.0005);
†
P<0.05 rest RVSP, normal versus abnormal