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Responsiveness of the Intermittent and Constant Osteoarthritis Pain (ICOAP) scale in a trial of duloxetine for treatment of osteoarthritis knee pain

R. Risser, Marc C. Hochberg, Paula J. Gaynor, Deborah N. D’Souza, E.P. Frakes

Osteoarthritis and Cartilage · 2013 · 32 citations · 12 references

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12

Statistical power analysis for the behavioral sciences

Computers Environment and Urban Systems · 1990 · 65.7K citations

, , +14

Statistical Power Analysis for the Behavioral Sciences

Keith E. Muller · Technometrics · 1989 · 16.5K citations

, , +14

Validation study of WOMAC: a health status instrument for measuring clinically important patient relevant outcomes to antirheumatic drug therapy in patients with osteoarthritis of the hip or knee.

Nicholas Bellamy, W. Watson Buchanan, Charles H. Goldsmith et al. · PubMed · 1988 · 7.8K citations

, , +17

Development of criteria for the classification and reporting of osteoarthritis: Classification of osteoarthritis of the knee

Roy D. Altman, E. Asch, D. Blöch et al. · Arthritis & Rheumatism · 1986 · 6.8K citations

, , +13

Pain assessment: global use of the Brief Pain Inventory.

Cleeland Cs, Ryan Km · PubMed · 1994 · 5.3K citations

, , +10