16 **Please help answer this question. Only answer this question if you have exp
ID: 12712 • Letter: 1
Question
16 **Please help answer this question. Only answer this question if you have experience in epidemiology**A study examined the role of physical trauma in the onset of fibromyalgia syndrome (FMS). In the study, 136 FMS patients and 152 nonpatientscompleted a postal questionnaire about any physical trauma in the 6 months before the onset of their symptoms. Fifty-three (39%) FMS patients reported significant physical trauma in the 6 months before the onset of their disease, compared with only 36 (24%) of nonpatients. What was the design of the study?
Answer
1. Retrospective cohort
2. Ecological
3. Cross-Sectional
4. Case-Control
5. Nested case-control
Explanation / Answer
A study examined the role of physical trauma in the onset of fibromyalgia syndrome (FMS). In the study, 136 FMS patients and 152 nonpatientscompleted a postal questionnaire about any physical trauma in the 6 months before the onset of their symptoms. Fifty-three (39%) FMS patients reported significant physical trauma in the 6 months before the onset of their disease, compared with only 36 (24%) of nonpatients. What was the design of the study?
Answer
1. Retrospective cohort
2. Ecological
3. Cross-Sectional
4. Case-Control
5. Nested case-control