This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision Last revision Both sides next revision | ||
spirometry_validation [2021/05/06 17:25] laura [Table] |
spirometry_validation [2021/07/09 09:45] trynke |
||
---|---|---|---|
Line 11: | Line 11: | ||
In case both the pulmonologist and the Lifelines assistant judged the technical correctness, the priority is given to the judgment of the pulmonologist.\\ | In case both the pulmonologist and the Lifelines assistant judged the technical correctness, the priority is given to the judgment of the pulmonologist.\\ | ||
**Important:** part of the spirometry results have been listed as technically invalid, as a result the researchers from the UMCG recommend you to __NOT__ use these results in analyses.\\ | **Important:** part of the spirometry results have been listed as technically invalid, as a result the researchers from the UMCG recommend you to __NOT__ use these results in analyses.\\ | ||
- | \\ | + | |
=== Validation rules === | === Validation rules === | ||
To select only technically valid measurements the following rules were applied: | To select only technically valid measurements the following rules were applied: | ||
Line 21: | Line 21: | ||
|Other case|Spirometry is not technically correct| | |Other case|Spirometry is not technically correct| | ||
- | \\ | ||
- | \\ | ||
===== Reference values ===== | ===== Reference values ===== | ||
Reference values based on age, height, and sex are calculated based on the Global Lung Function Initiative (GLI) using the [[https://www.ers-education.org/guidelines/global-lung-function-initiative.aspx|GLI provided syntax codes and databases]]. | Reference values based on age, height, and sex are calculated based on the Global Lung Function Initiative (GLI) using the [[https://www.ers-education.org/guidelines/global-lung-function-initiative.aspx|GLI provided syntax codes and databases]]. | ||
- | |||
=== Remarks UMCG researcher === | === Remarks UMCG researcher === | ||
* It is important to note that ethnicity has not been taken into account. Everyone has been treated as Caucasian. | * It is important to note that ethnicity has not been taken into account. Everyone has been treated as Caucasian. | ||
- | * There are a few adults subjects with a huge difference in height between [[1a_visit_1|1A visit 1]] and [[2a_visit_1|2A visit 1]] resulting in a huge difference in reference values. It is recommended to exclude the adult subjects with a height difference of more than 5 cm using the height variable. | + | * There are a few adults subjects with a huge difference in height between [[1a_visit_1|1A visit 1]] and [[2a_visit_1|2A visit 1]] resulting in a huge difference in reference values. It is recommended to exclude the adult subjects with a height difference of more than 5 cm using the height variable.\\ |
+ | ===== Article ===== | ||
+ | * Mahon, G. M., Koppelman, G. H., & Vonk, J. M. (2021). Grandmaternal smoking, asthma and lung function in the offspring: the Lifelines cohort study. Thorax, 76(5), 441-447. DOI: 10.1136/thoraxjnl-2020-215232\\ | ||
===== Variables ===== | ===== Variables ===== |