Evidence-Based Complementary and Alternative Medicine / 2015 / Article / Tab 1

Research Article

Short-Term Effect of Laser Acupuncture on Lower Back Pain: A Randomized, Placebo-Controlled, Double-Blind Trial

Table 1

Baseline characteristics.

CharacteristicsGroup value
The laser acupuncture group The sham laser acupuncture group
( = 28)( = 27)

Age46.32 (10.2) 21, 47.5, 6546.48 (11.68) 23, 47, 680.957
Sex
 Female24 85.722 81.50.7287
 Male4 14.35 18.5
Duration of back pain (month)13.78 (19.58) 0.2, 4.2, 75.1916.33 (28.13) 0.2, 6.18, 130.980.8531
Compliance rate (%)100 (0) 100, 100, 10097.53 (12.83) 33.3, 100, 1000.3261
Kinesitherapy2.75 (0.44) 2, 3, 32.56 (0.75) 0, 3, 30.4192
BMI (kg/m2)26.05 (7.26) 16.4, 25.2, 59.1923.39 (3.05) 17.9, 23.26, 33.690.0844
Systolic blood pressure (mmHg)122.96 (10.71) 97, 124.5, 143115.15 (11.48) 98, 114, 1420.0117
Diastolic blood pressure (mmHg)74.75 (10.55) 55, 76, 10270.3 (7.25) 59, 71, 890.0748
Pulse (bpm)73.71 (10.3) 56, 71.5, 9574.96 (8.46) 61, 74, 900.6259
Body temperature (°C)36.57 (0.36) 35.8, 36.5, 37.336.47 (0.44) 35.4, 36.5, 37.40.3398
Baseline value
 VAS44.64 (11.86) 30, 40, 7547.78 (10.95) 30, 40, 800.3135
 PGIC4 (0) 4, 4, 44 (0) 4, 4, 4
 PPT7.12 (2.27) 3.1, 7.2, 11.926.56 (1.86) 3.7, 6.23, 12.150.3231
 EQ-5D0.79 (0.08) 0.6, 0.8, 0.90.75 (0.1) 0.5, 0.77, 0.860.1056

Values represent mean (SD) min, median, max for continuous variables and (%) for categorical variables.
Independent two-sample -test, Wilcoxon’s rank sum test, and Chi-squared test.
BMI: body mass index; VAS: visual analogue scale; PGIC: patient global impression of change; PPT: pressure pain threshold; EQ-5D: Euro-Quality-of-Life Five Dimensions.

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