Critical appraisal:Balch CM, Gershenwald JE, Soong SJ, Thompson JF, Atkins MB, Byrd DR, et al 2009 3

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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 but adjusted analysis used
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
Moderate risk of bias Additional comments: Please replace this text and include any additional comments in regards to your risk of bias rating


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Article
Balch CM, Gershenwald JE, Soong SJ, Thompson JF, Atkins MB, Byrd DR, et al. Final version of 2009 AJCC melanoma staging and classification. J Clin Oncol 2009 Dec 20;27(36):6199-206 Available from: http://www.ncbi.nlm.nih.gov/pubmed/19917835.
Assigned to
User:Lani.teddy
Topic area
Guidelines:Melanoma
Clinical question
Form
Form:Quality appraisal cohort


Section below only relevant for Cancer Council Project Officer

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