Table 4.

Goodness-of-fit (MSE) comparison between the combined diastatic P-V points and end-diastolic P-V points fit with a single exponential curve and the two sets of P-V points fit with two different exponential curves

Subject NumberMSEComb, mmHgMSEexp_EDPVR, mmHgMSEexp_D-PVR, mmHg
13.092.751.77
24.793.954.34
32.691.812.02
41.130.560.59
51.931.011.08
61.251.350.73
72.052.381.16
81.992.341.47
93.463.640.71
101.380.500.69
111.541.230.91
121.070.620.48
131.210.870.67
141.651.600.58
151.910.370.51
161.571.380.79
171.701.851.48
182.041.711.13
192.682.651.76
201.220.940.59
212.933.162.30
223.873.773.62
232.211.430.93
243.233.212.86
256.680.550.49
261.371.460.56
273.451.481.04
282.242.661.70
292.232.101.96
302.52.160.97
310.970.940.94
Average2.32±1.221.82±1.02*1.32±0.93
  • MSEComb, mean square error (MSE) of combined exponential fit of diastatic and end-diastolic P-V points; MSEexp_EDPVR, MSE of the exponential fit to EDPVR; MSEexp_D-PVR, MSE of the exponential fit to D-PVR.

  • * Statistically different from MSEComb (P < 0.05);

  • statistically different from MSEComb (P < 0.001).