Lataa...
Is omission of free text records a possible source of data loss and bias in Clinical Practice Research Datalink studies? A case–control study
OBJECTIVES: To estimate data loss and bias in studies of Clinical Practice Research Datalink (CPRD) data that restrict analyses to Read codes, omitting anything recorded as text. DESIGN: Matched case–control study. SETTING: Patients contributing data to the CPRD. PARTICIPANTS: 4915 bladder and 3635...
Tallennettuna:
| Julkaisussa: | BMJ Open |
|---|---|
| Päätekijät: | , , , , |
| Aineistotyyppi: | Artigo |
| Kieli: | Inglês |
| Julkaistu: |
BMJ Publishing Group
2016
|
| Aiheet: | |
| Linkit: | https://ncbi.nlm.nih.gov/pmc/articles/PMC4874123/ https://ncbi.nlm.nih.gov/pubmed/27178981 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1136/bmjopen-2016-011664 |
| Tagit: |
Lisää tagi
Ei tageja, Lisää ensimmäinen tagi!
|