Skip to main content

Table 4 Results of the mental health dimension of the SF-36v2 in 16 evaluable subjects

From: Effect of a natural extract of chicken combs with a high content of hyaluronic acid (Hyal-Joint®) on pain relief and quality of life in subjects with knee osteoarthritis: a pilot randomized double-blind placebo-controlled trial

Study groups and time points SF-36v2 scores, mean (SD)
  Vitality Social functioning Role-emotional Mental health
Hyal-Joint® (n = 8)     
   Baseline 49.4 (9.9) 38.4 (10.1) 36.9 (10.9) 42.3 (18.8)
   Week 4 50.9 (4.4) 46.6 (8.5) 44.2 (5.5) 49.7 (13.3)
   Week 8 52.1 (4.7) 43.2 (12.4) 42.3 (10.2) 44.4 (16.3)
   Change baseline vs week 4 1.6 (9.9) 8.2 (8.8) 7.3 (7.3) 7.4 (12.2)
P value 0.669 0.033 0.026 0.131
   Change baseline vs week 8 2.7 (11.9) 4.8 (12.5) 5.4 (8.8) 2.1 (15.2)
P value 0.537 0.318 0.129 0.707
Placebo (n = 8)     
   Baseline 49.8 (12.3) 44.6 (11.6) 39.4 (13.4) 48.3 (9.9)
   Week 4 49.4 (9.1) 49.3 (8.2) 38.9 (11.6) 49.7 (10.9)
   Week 8 53.3 (6.5) 46.6 (8.9) 44.7 (9.6) 52.5 (8.4)
   Change baseline vs week 4 -0.4 (8.4) 4.8 (4.5) -0.5 (7.0) 1.4 (9.4)
P value 0.897 0.021 0.843 0.684
   Change baseline vs week 8 3.5 (9.3) 2.0 (7.7 5.3 (6.2) 4.2 (9.7)
P value 0.323 0.477 0.045 0.258