Using existing questionnaires in latent class analysis: Should we use summary scores or single items as input? A methodological study using a cohort of patients with low back pain
| Main Authors: | , , , , |
|---|---|
| Format: | Journal Article |
| Published: |
Dove Medical Press
2016
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| Online Access: | http://hdl.handle.net/20.500.11937/22125 |