Research Article

Clinical Efficacy and Safety of Yellow Oil Formulations 3 and 4 versus Indomethacin Solution in Patients with Symptomatic Osteoarthritis of the Knee: A Randomized Controlled Trial

Table 2

Efficacy outcome assessment.

YOF3YOF4INDO value1

Mean change of VAS pain
MITT analysis−25.06 ± 13.91−18.50 ± 16.06−23.38 ± 10.050.169
PP analysis−25.90 ± 14.36−20.08 ± 14.18−23.38 ± 10.050.259

Mean change of VAS stiffness
MITT analysis−19.59 ± 11.74−21.38 ± 16.05−20.03 ± 13.860.881
PP analysis−20.45 ± 11.87−23.76 ± 10.75−20.03 ± 13.860.484

Mean change of time taken to climb up 10 steps
MITT analysis−1.06 ± 2.45−1.08 ± 1.74−1.88 ± 2.340.264
PP analysis−1.03 ± 2.43−1.16 ± 1.72−1.88 ± 2.340.284

Mean change of time up and go test
MITT analysis−1.34 ± 1.83−1.15 ± 1.95−1.44 ± 1.720.839
PP analysis−1.28 ± 1.89−1.32 ± 1.80−1.44 ± 1.720.936

Mean change of KOOS pain
MITT analysis13.78 ± 12.569.69 ± 14.9113.81 ± 14.640.456
PP analysis14.59 ± 12.9111.28 ± 12.7813.81 ± 14.640.651

Mean change of KOOS other symptoms
MITT analysis10.75 ± 12.027.23 ± 14.6413.13 ± 11.770.220
PP analysis10.14 ± 12.248.08 ± 14.2713.13 ± 11.770.324

Mean change of KOOS activities of daily living
MITT analysis11.53 ± 12.889.54 ± 16.6412.91 ± 14.070.678
PP analysis11.59 ± 13.5311.32 ± 14.2212.91 ± 14.070.896

Mean change of KOOS sport and recreation function
MITT analysis11.41 ± 15.7212.69 ± 17.6213.13 ± 16.350.911
PP analysis11.38 ± 16.4713.60 ± 17.3513.13 ± 16.350.872

Mean change of KOOS knee-related quality of life
MITT analysis8.31 ± 13.574.81 ± 18.149.16 ± 13.210.516
PP analysis7.69 ± 13.896.24 ± 16.959.16 ± 13.210.755

Data shown as mean ± SD. 1One-way ANOVA.