Please go to http://www.strobe-statement.org/, then look at the available checklists and answer the following questions
- Which part of the epidemiologic report that we should report the expected sample size?
- How did you get "a meaningful time period" described in the section 16(c)?
- You will see that there are several differences in reporting of cohort, case-control, and cross-sectional studies. In your opinion, difference in which part is mostly important?