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. 2009 Mar-Apr;16(2):256–266. doi: 10.1197/jamia.M2902

Table 3.

Table 3 Tobit Model Results for the Three Canadian Regional Models Using Entropy and Validation Accuracy Expressed in Terms of the Prediction Error and Relative Prediction Error

Entropy Prediction Model (Western)
Pseudo-R2 0.89
Intercept 6.3; p < 0.0001
Log (entropy) parameter est. 2.8; p < 0.0001
Prediction error (10-fold) Relative prediction error (10-fold)
Trimmed mean −4,433 Trimmed mean 0.012
Median −1,500 Median −0.02
Entropy Prediction Model (Central)
Pseudo-R2 0.8
Intercept 6.5; p < 0.0001
Log (entropy) parameter est. 2.6; p < 0.0001
Prediction error (10-fold) Relative prediction error (10-fold)
Trimmed mean −1,218 Trimmed mean −0.015
Median −7,405 Median 0.019
Entropy Prediction Model (Eastern)
Pseudo-R2 0.9
Intercept 7.0; p < 0.0001
Log (entropy) parameter est. 1.8; p < 0.0001
Prediction error (10-fold) Relative prediction error (10-fold)
Trimmed mean −1,284 Trimmed mean 0.0024
Median −524 Median −0.019