- The study objective/research question

- Primary exposure(s) and outcome(s) of interest

- Identification of study design

- Description of study population and the sampling/selection process

- Description of the statistical analysis used and the primary measures of association reported

- Identification of potential confounders and effect modifiers (if any) and the technique used to minimize them or analyze their effects

- Summary of major study results

- Explanation of random error and possible selection and/or information bias and how it might have affected the results, including a discussion of the size and direction of any possible bias

- Evaluation of other potential limitations of the study

- Description of the potential generalizability of the study results

- Description of future studies that would be appropriate given the study findings

- Evaluation of the public health practice implications of the study

References

Risk factors for transmission of measles during an outbreak: matched caseecontrol study by D. Hungerford, P. Cleary and S. Ghebrehewet, A. Keenan, R. Vivancos