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Table 2 Input data for decision tree model

From: The optimal diagnostic strategies for patient with coronary artery diseases and stable chest pain syndrome: a cost-effectiveness analysis

Parameters Mean Min Max Distribution α β Source
Probabilities
 ECHOb 0.2 0.198 0.199     a
 SPECTc 0.291 0.166 0.418     a
 EX-ECGd 0.146 0.057 0.210     a
 CTAe 0.031 0.031 0.031     a
 CMRIf 0.636 0.636 0.636     a
 CAg 0.98 0.96 1.000     a
Sensitivity, %
 EX-ECG 65 42 92     [12]
 ECHO 50 32 68     [13]
 CTA 88 83 92     [12]
 SPECT 87 48 88     [12]
 CMRI 89 88 94     [12]
 CA 100 100 100     [12]
Cost ($)
 ECG 0.793 0.026 7.401 Gama    
 EX-ECG 17.480 10.045 41.398 Gama    a
 ECHO 33.090 8.170 220.609 Gama    a
 CTA 186.610 185.203 188.018 Gama    a
 SPECT 217.845 20.045 282.492 Gama    a
 C-MRI 54.179 53.572 55.780 Gama    a
 CA 187.686 148.034 243.199 Gama    a
Effect, %
 Strategy 1 19.51    Beta 0.195 0.496 a
 Strategy 2 96.903    Beta 0.195 0.496 a
 Strategy 3 40.862    Beta 0.195 0.496 a
 Strategy 4 3.187    Beta 0.195 0.496 a
 Strategy 5 1.065    Beta 0.195 0.496 a
 Strategy 6 20.388    Beta 0.195 0.496 a
 Strategy 7 5.072    Beta 0.195 0.496 a
 Strategy 8 2.994    Beta 0.195 0.496 a
 Strategy 9 63.636    Beta 0.195 0.496 a
  1. aCalculated in this study (study’s data)
  2. bEchocardiography
  3. cSingle-photon emission computed tomography
  4. dExercise electrocardiography
  5. eComputed tomography coronary Angiography
  6. fCardiac magnetic resonance imaging
  7. gInvasive coronary angiography