Critical appraisal:Barbour S, Mark Smithers B, Allan C, Bayley G, Thomas J, Foote M, et al 2015 4

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Risk of bias assessment: cohort study

Subject selection
"New technology" group
Representative of eligible patients.
Comparison group
Representative of eligible patients
Comparability of groups on demographic characteristics and clinical features
Not comparable and not adjusted for differences
Measurement of outcomes
Outcome measures blind to technology used
No, but objective measures used
Same method of measurement used across comparison groups
Yes
Completeness of follow-up
Was follow-up complete and were all patients included in the analysis?
Yes (follow-up >95%) or survival analysis using all patients
Overall risk of bias
High risk of bias Additional comments: representative cohort, baseline not comparable and not adjustments made, objective measures used


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Article
Barbour S, Mark Smithers B, Allan C, Bayley G, Thomas J, Foote M, et al. Patterns of Recurrence in Patients with Stage IIIB/C Cutaneous Melanoma of the Head and Neck Following Surgery With and Without Adjuvant Radiation Therapy: Is Isolated Regional Recurrence Salvageable? Ann Surg Oncol 2015 Jan 13 Available from: http://www.ncbi.nlm.nih.gov/pubmed/25582744.
Assigned to
User:Cecilia.taing
Topic area
Guidelines:Melanoma
Clinical question
Form
Form:Quality appraisal cohort


Section below only relevant for Cancer Council Project Officer

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