Evidence-Based Complementary and Alternative Medicine / 2013 / Article / Tab 3

Research Article

Efficacy of Myofascial Trigger Point Dry Needling in the Prevention of Pain after Total Knee Arthroplasty: A Randomized, Double-Blinded, Placebo-Controlled Trial

Table 3

Initial and subsequent VAS values.

VASBaselineAt 1 month At 3 months At 6 months

T group
 Mean 56.75 23.80 20.61 23.51
 (SD)(22.31)(24.86)(21.49)(22.50)
20201817

S group
 Mean 50.37 32.30 25.31 20.86
 (SD)(16.76)(25.72)(20.03)(18.58)
19181614

P value0.3200.2940.5160.725

(SD: standard deviation). P value obtained using Student’s t-test.