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Table 4 Quality appraisal: Philips checklist (intervention and surveillance models)

From: Cost-effectiveness of diagnostic and therapeutic interventions for chronic hepatitis C: a systematic review of model-based analyses

 

Intervention

Surveillance

Philips criteriaa

Cure, 2015a [28]

Cure, 2015b [28]

Linas, 2015 [37]

Liu, 2014 [39]

Najfzadeh, 2015

Pfeil, 2015 [44]

Saab, 2014 [46]

San Miguel, 2015 [47]

Canavan, 2013 [56]

Crossan, 2015b

Liu, 2011 [57]

S1

Unclear

Yes

Yes

Yes

Yes

Yes

Yes

Unclear

Yes

Yes

Yes

S2

Unclear

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

S3

Yes

Yes

Unclear

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

S4

No

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

S5

Unclear

Yes

Yes

Yes

Yes

Yes

Yes

Unclear

Yes

Yes

Yes

S6

Unclear

Yes

Unclear

Yes

Yes

Yes

Yes

Unclear

Yes

Yes

Yes

S7

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

S8

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

S9

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

D1

No

Unclear

Unclear

Yes

Unclear

Unclear

Unclear

No

Yes

Yes

Yes

D2

Unclear

Unclear

Unclear

No

Unclear

Unclear

No

No

Yes

Unclear

Yes

D2A

Yes

Yes

Unclear

Unclear

Yes

Yes

No

No

Yes

Yes

Yes

D2B

Unclear

Unclear

Unclear

Yes

Unclear

Unclear

Yes

No

Yes

Yes

Yes

D2C

Yes

Yes

Unclear

No

Yes

Yes

Unclear

No

Yes

Yes

Yes

D3

Unclear

No

Unclear

Yes

Yes

Yes

Yes

No

Yes

Yes

Yes

D4

Yes

No

No

Yes

Yes

Yes

No

No

Yes

Yes

Yes

D4A

Yes

No

Yes

Yes

Yes

Yes

Unclear

No

Yes

Yes

Yes

D4B

Yes

Unclear

Yes

Yes

Yes

Yes

Unclear

No

Yes

Yes

Yes

D4C

Yes

Yes

Yes

No

Yes

Yes

Yes

Yes

Yes

Yes

Yes

D4D

Yes

Yes

Unclear

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

C1

No

Yes

No

Yes

Yes

Yes

Unclear

No

Yes

Yes

Yes

C2

No

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

  1. Abbreviations: incl. Including, NA not applicable, QoL quality of life, Tx treatment
  2. Notes: Studies rated unclear due to reporting omissions (incl. Where detail not reported), aPhilips criteria detail, S1 = Statement of decision problem/objective, S2 = Statement of scope/objective, S3 = Rationale for structure, S4 = Structural assumptions, S5 = Strategies/comparators, S6 = Model Type, S7 = Time horizon, S8 = Disease states/pathways, S9 = Cycle length, D1 = Data identification, D2 = Pre-model data analysis, D2a = Baseline data, D2b = Tx effect, D2c = QoL weights (utilities), D3 = Data incorporation, D4 = Assessment of uncertainty, D4a = Methodological, D4b = Structural, D4c Heterogeneity, D4d = Parameter, C1 = Internal consistency, C2 = External consistency, b Model also reported in Tsochatzis et al., 2014 [55]
  3. Sources: Intervention models included in analysis: Cure 2015a [28], Cure 2015b [29], Linas, 2015 [37], Liu 2014 [39], Najafzadeh 2015 [41], San Miguel 2015 [47], Saab 2014 [46]. Surveillance models: Canavan 2013 [56], Crossan 2015 [54], Liu 2011 [57]; Tsochatzis 2014 [55]