References
Arthritis, pain
ARTHRITIS
Distribution of the participants in the four study groups.Improvements (%) in the Western Ontario McMaster Universities Arthritis Index parameters (# Differences in sleep latency with significant between-group differences in the Demographic and clinical data at baseline.Data as mean ± standard deviation; BMI: body mass index; BP: blood pressure; VAS: visual analog scale.Changes in WOMAC scores in the four study groups.Data as mean ± standard deviation. WOMAC: Western Ontario McMaster Universities Arthritis index; % improvement due to product: percentage of improvement of each product after eliminating the placebo effect of the control group.VAS scores of pain intensity at baseline and at the end of the study.VAS: visual analog scale; SD: standard deviation, % improvement due to product: percentage of improvement of each product after eliminating the placebo effect of the control group.Weekly changes of VAS scores of pain intensity in the four study groups.Changes in muscle function of knee isokinetic and isodynamic dynamometry in the study groups.Data as mean ± standard deviation.Results of sleep evaluation by actigraphy in the study groups.Data as mean ± standard deviation; min: minutes.Results of the omega-3 index and availability of DHA and EPA in the study groups.DHA: docosahexaenoic acid; EPA: eicosapentaenoic acid.