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wiki:guide:qc [2022/01/27 14:12] bmk |
wiki:guide:qc [2022/04/18 20:57] khutchison [Final Steps] |
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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. | ||
+ | |||
+ | 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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* Check that outcomes are reported on consistent scales with the same units (ex: if pain is reported on a VAS vs NRS scale, then there is a need to create two separate data elements). | * Check that outcomes are reported on consistent scales with the same units (ex: if pain is reported on a VAS vs NRS scale, then there is a need to create two separate data elements). | ||
* Check units of data elements to ensure they are consistently reported the same way. | * Check units of data elements to ensure they are consistently reported the same way. | ||
+ | * Make sure that the tagged intervention groups match the extracted intervention groups. | ||
Go through each study and check that each element, intervention, | Go through each study and check that each element, intervention, | ||
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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. | + | **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. |
- | Median - The middle value of a listed set of numbers. This measure can not be combined or used as a mean. | + | **Median** |
- | Standard Deviation (SD) - A measure of the amount of variance within a set of numbers. Typically reported with a mean value using the symbol ' | + | **Standard Deviation (SD)** |
- | Standard Error (SE) - The standard deviation of a sample of the larger population. This is NOT the same thing as SD and should not be used in replacement of SD. | + | **Standard Error (SE)** |
- | Range - The difference between the highest and lowest numbers in a given set. Typically given alongside the median. | + | **Range** |
- | Interquartile Range (IQR) - The difference between the upper and lower quartiles. This is NOT the same thing as Range and should not be used as a replacement. | + | **Interquartile Range (IQR)** |
====== NK-specific QC ====== | ====== NK-specific QC ====== | ||
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+ | //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 |