Quality‐of‐life measurements in the evaluation of treatment: proposed guidelines.

Has the study included the essential dimensions?What was the rationale for choice of subdimensions?How were the instruments for the study chosen?Summary of the measurement properties of the instrument Description of any alterations made to standard instruments Description of any extra validation work What was the study design?Sample size calculations Methods of collection of quality of life data Training of interviewers Quality assurance How were the instruments scored?Is the presentation of the raw data adequate?At all time periods measured Mean, standard deviation, median, range Scatter plots What statistical analyses have been carried out?Are the analyses appropriate for the distributions?Have the analyses included all randomised subjects?What is the effect on the analyses of excluding withdrawals?Have multiple testing issues been considered?Is the interpretation fair?Comparison with other studies Presentation of effect sizes