Evidence-Based Complementary and Alternative Medicine / 2012 / Article / Tab 2

Research Article

Traditional Chinese Herbal Patch for Short-Term Management of Knee Osteoarthritis: A Randomized, Double-Blind, Placebo-Controlled Trial

Table 2

Baseline characteristics of the study participants.

VariablePlacebo ( )FNZG )SIG ( )Total ( )


Han Chinese, no.(%)
Women, no.(%)
Age, years
Body mass index, kg/m2

Disease condition

Duration of knee pain (on study knee), years*
Patient VAS (study knee; range 0–100 mm)
WOMAC pain (range 0–20)
WOMAC stiffness (range 0–8)
WOMAC physical function (range 0–68)
WOMAC total score (range 0–96)

Investigator TCMSQ subscale

Swelling (range 0–6)
Range of motion (range 0–6)
Fatigue in the region of waist and knee muscles (range 0–6)
Fear of coldness (range 0–6)

Self-reported comorbidities, no. (%)

Heart disease0 (0)3 (5)1 (2)4 (3)
Hypertension6 (20)9 (15)9 (15)24 (16)

Values are the mean ±SD or the number (percentage). P values were calculated by one-factor analysis of variance (ANOVA). VAS: visual analog scale; WOMAC: Western Ontario and McMaster Universities Osteoarthritis Index; TCMSQ: Traditional Chinese Medicine Syndrome Questionnaire. * .

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