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wiki:guide:qc [2022/02/03 20:40] khutchison [Extraction] |
wiki:guide:qc [2022/04/18 21:01] khutchison |
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In the case that the study should not be included, note the reason that exclusion is recommended for secondary review. | In the case that the study should not be included, note the reason that exclusion is recommended for secondary review. | ||
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+ | When performing an SR/MA, you should also be sure that it does not have an excessively small or excessively large number of included studies. Always seek input from a statistician on this matter, as an " | ||
===== Extraction ===== | ===== Extraction ===== | ||
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* Continuous data elements are being reported using the incorrect statistical measure (standard error is not the same as standard deviation) | * Continuous data elements are being reported using the incorrect statistical measure (standard error is not the same as standard deviation) | ||
* Make sure that elements are being extracted at the same time point or that the wording of the study is consistent with what is being collected (ex: 30-day mortality is not the same as 90-day mortality). Clarify if unsure of what the time point of interest is. Look out for inconsistencies across studies and note if there are timepoints that are commonly reported but are missed. | * Make sure that elements are being extracted at the same time point or that the wording of the study is consistent with what is being collected (ex: 30-day mortality is not the same as 90-day mortality). Clarify if unsure of what the time point of interest is. Look out for inconsistencies across studies and note if there are timepoints that are commonly reported but are missed. | ||
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===== Statistical Errors and Clarifications ===== | ===== Statistical Errors and Clarifications ===== | ||
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QC requires a thorough understanding of the statistical measurements that are encountered when reading scientific literature. Refer to the following list if clarification is needed. | QC requires a thorough understanding of the statistical measurements that are encountered when reading scientific literature. Refer to the following list if clarification is needed. | ||
- | **Mean **- The average of a set of numbers. This measure can be combined across populations if there are two means reported. This is NOT the same thing as Least Square (LS) mean. | + | | \\ ** <font 11pt/ |
- | + | | \\ ** <font 11pt/ | |
- | **Median** | + | | \\ ** <font 11pt/ |
- | + | | \\ ** <font 11pt/ | |
- | **Standard Deviation (SD)** | + | | \\ ** <font 11pt/ |
- | + | | \\ ** <font 11pt/ | |
- | **Standard Error (SE)** | + | |
- | + | ||
- | **Range** | + | |
- | + | ||
- | **Interquartile Range (IQR)** | + | |
====== NK-specific QC ====== | ====== NK-specific QC ====== | ||
- | // To be done in addition to steps outlined above. | + | //To be done in addition to steps outlined above. //{{: |
===== Tagging ===== | ===== Tagging ===== | ||
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* Let the team or project lead know that QC is complete and include notes and recommendations in the email. | * Let the team or project lead know that QC is complete and include notes and recommendations in the email. | ||
- | * In the Nest Comments, type up a QC report detailing any changes that have made to the nest and any clarifications or new standards that have been set. Recomendations | + | * In the Nest Comments, type up a QC report detailing any changes that have made to the nest and any clarifications or new standards that have been set. Recommendations |