Evaluation Item | Evaluation Results | |||
Yes | No | Unclear | Not applicable | |
1) Are the factors in the case group and the control group comparable except for suffering from different diseases? |
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2) Is the match between the case group and the control group appropriate? |
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3) Are the same criteria used to recruit case group and control group? |
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4) Is the exposure factor measured by a standard, effective, and credible method? |
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5) Is the same method used to measure the exposure factors of the case group and the control group? |
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6) Have you considered confounding factors? |
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7) Have you taken measures to control the confounding factors? |
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8) Is the standard, effective, and credible method used to measure outcomes? |
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9) Is the exposure time long enough? |
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10) Is the data analysis method appropriate? |
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