Table 3.

Estimated diastatic pressure from the extrapolation of the exponential EDPVR to the corresponding diastatic volume and the estimated slope of the D-PVR in all subjects compared with the measured diastatic pressure

Subject NumberAveraged Estimated Diastatic Pressure, mmHgAveraged Measured Diastatic Pressure, mmHgAveraged Error of Estimation, mmHgP Value Between Estimated and Measured Diastatic Pressure
11511−5<0.01
2127−5<0.05
3129−4<0.05
4158−7<0.001
5440NS
62221−2<0.01
71614−2<0.05
813130NS
91210−2<0.01
1085−3<0.001
111613−3<0.01
121613−3<0.001
1386−2<0.001
141816−2<0.01
15139−4<0.001
161614−2<0.001
1711132NS
181310−3<0.001
19119−2<0.05
201614−2<0.01
211513−2NS
221413−2NS
232316−7<0.001
241410−3<0.05
253117−14<0.001
261614−2<0.001
272518−6<0.001
2812120NS
29792NS
302217−5<0.001
311110−1NS
  • Due to rounding, the difference between averaged estimated diastatic pressure and measured diastatic pressure may not equal the averaged error of estimation. EDPVR, end-diastolic P-V relationship.