Journal article
BLISS index for analyzing knee osteoarthritis trials data
Abstract
OBJECTIVES: Different pain thresholds were investigated, using the WOMAC Pain Scale (WOMAC-P) to determine if they could differentiate between treatment groups (hylan G-F 20 vs. appropriate care) at low and very low levels of state attainment in patients with knee osteoarthritis (OA). A method, termed the BLISS (Bellamy et al. Low Intensity Symptom State-attainment) Index, for analyzing OA knee clinical trials data, was proposed.
STUDY DESIGN …
Authors
Bellamy N; Bell MJ; Pericak D; Goldsmith CH; Torrance GW; Raynauld J-P; Walker V; Tugwell P; Polisson R
Journal
Journal of Clinical Epidemiology, Vol. 60, No. 2, pp. 124–132
Publisher
Elsevier
Publication Date
2 2007
DOI
10.1016/j.jclinepi.2006.04.004
ISSN
0895-4356