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Table 3 Clinical inputs

From: Boceprevir for previously untreated patients with chronic hepatitis C Genotype 1 infection: a US-based cost-effectiveness modeling study

A. Annual transition probabilities (source)

Baseline (Range)

PSA Distribution (Parameter1, parameter2)

Fibrosis progression

  

  F0 to F1 [29]

0.117 (0.104–0.130)

Beta (274.98, 2075.30)

  F1 to F2 [29]

0.085 (0.075–0.096)

Beta (210.06, 2261.18)

  F2 to F3 [29]

0.120 (0.109–0.133)

Beta (288.05, 2112.38)

  F3 to F4/Compensated Cirrhosis [29]

0.116 (0.104–0.129)

Beta (270.61, 2062.22)

  F4 to DC [30–34]

0.029 (0.020–0.083)

Beta (16.67, 558.01)

  F4 to HCC [30–38]

0.028 (0.010–0.044)

Beta (22.97, 791.67)

  DC to HCC [39]

0.068 (0.030–0.083)

Beta (10.88, 149.15)

  SVR, F4 to DC [28]

0.008

Beta (6348.80, 787251.20)

  SVR, F4 to HCC [28]

0.005

Beta (2487.50, 495012.50)

Probability of Receiving a Liver Transplant

 

  DC [40–42]

0.023 (0.010–0.062)

Beta (1.31, 55.44)

  HCC [43]

0.040 (0.000–0.140)

Beta (3.88, 93.09)

Mortality Rates

  

  All-Cause mortality [44]

age/gender specific

NA

  Liver-related mortality associated with DC, first year [39]

0.142 (0.065–0.190)

Beta (68.42, 307.52)

  Liver-related mortality associated with DC, subsequent years [39]

0.112 (0.065–0.190)

Beta (28.13, 223.02)

  Liver-related mortality associated with HCC [30]

0.427 (0.330–0.860)

Beta (263.82, 354.02)

  Mortality associated with liver transplant [45]

0.116 (0.060–0.420)

Beta (30.04, 228.91)

  Mortality associated with post-liver transplant [45]

0.044 (0.024–0.110)

Beta (4.67, 101.55)

B. Economic and Health Related Utilities Inputs

 

Weekly Costs ($)

Utilities

 

Baseline (Range)

Distribution

Baseline (Range)

Distribution

Pegylated Interferon [46]

588

NA

NA

NA

Ribavirin [46]

309

NA

NA

NA

Boceprevir [46]

1,100

NA

NA

NA

Erythropoietin [46]

875

NA

NA

NA

Monitoring Costs [26]

64

NA

NA

NA

AV Therapy, No Anemia [24]

NA

NA

0.90 (0.84, 0.96)

NA

AV Therapy, Anemia [47]

NA

NA

0.83 (0.75, 0.97)

NA

US population norms [48]

NA

NA

Age/gender specific

Beta

 

Annual Costs ($)

Utilities

SVR, F0–F4

0 (0, 509)

NA

1.00 (0.92, 1.00)

Beta (6368.04, 15.96)

F0, F1 [49–51]

678 (509, 848)

Gamma (61.47, 11.03)

0.93 (0.84, 1.00)

Beta (47.47, 3.57)

F2 [49–51]

687 (515, 859)

Gamma (61.47, 11.17)

0.93 (0.84, 1.00)

Beta (47.47, 3.57)

F3 [49–51]

1,394 (1045, 1742)

Gamma (61.47, 22.67)

0.93 (0.84, 1.00)

Beta (47.47, 3.57)

F4 [49, 51]

1,626 (1220, 2033)

Gamma (61.47, 26.46)

0.90 (0.81, 1.00)

Beta (31.12, 3.46)

DC [49, 51]

18,064 (13548, 22580)

Gamma (61.47, 293.89)

0.80 (0.57, 1.00)

Beta (12.29, 3.07)

HCC [49, 51]

33,218 (24914, 41523)

Gamma (61.47, 540.44)

0.79 (0.54, 1.00)

Beta (11.42, 3.03)

Liver Transplantation [49, 51]

95,971 (71979, 119964)

Gamma (61.47, 1561.38)

0.84 (0.77, 0.93)

Beta (53.54, 10.20)

Post-Liver Transplantation [49, 51]

25,208 (18906, 31510)

Gamma (61.47, 410.11)

0.84 (0.77, 0.93)

Beta (53.54, 10.20)

  1. SVR – sustained virologic response; F0 – no fibrosis; F1 – portal fibrosis without septa; F2 – portal fibrosis with few septa; F3 – numerous septa without cirrhosis; F4 – cirrhosis; DC – decompensated cirrhosis; HCC – hepatocellular carcinoma; AV therapy – antiviral therapy.