Q1: Is the study primarily collecting or analyzing data from or about individual humans? YES
Q2: What is the primary mode of inquiry? QUANTITATIVE
Q3: Does the investigator assign one or more interventions? NO
Q4: Are there one or more control groups? YES
Q5: The main control group is defined by CASE STATUS
Q6: Are case and control in the same person? NO
Q7: Is the study evaluating the performance of a diagnostic test? YES
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