This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision Next revision Both sides next revision | ||
wiki:guide:qc [2022/02/03 19:55] khutchison [Statistical Errors and Clarifications] |
wiki:guide:qc [2022/04/18 21:01] khutchison |
||
---|---|---|---|
Line 24: | Line 24: | ||
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 ===== | ||
Line 34: | Line 36: | ||
* 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, | ||
Line 48: | Line 51: | ||
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 ===== | ||
Line 81: | Line 78: | ||
* 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 |