Efficacy of Acupoints Dual-Frequency Low-Level Laser Therapy on Knee Osteoarthritis
Table 1
Baseline characteristics and clinical evaluation indicators of the subjects in the two groups.
ALT group
PLT group
value
Age (year)
70.53 ± 6.89
69.73 ± 6.91
BMI (kg/m2)
26.61 ± 4.33
25.98 ± 2.71
Duration of knee pain (month)
136.40 ± 84.08
129.20 ± 57.23
Sex
Male (number)
1
2
Female (number)
14
13
K-L grade
2 (number)
11
14
3 (number)
16
15
4 (number)
3
1
Lequesne index
11.93 ± 4.55
12.23 ± 4.14
Conscious VAS for moving knee
6.67 ± 2.16
6.93 ± 1.79
Conscious VAS for resting knee
3.00 ± 1.93
3.33 ± 1.68
Pes anserinus tendon PPT (Kg)
11.71 ± 1.86
11.81 ± 1.89
Data are expressed as mean ± SD; ALT, active laser treatment; PLT, placebo laser treatment; BMI, body mass index; K-L grade, Kellgren—Lawrence radiographic grade of knee OA; VAS, visual analog scale; PPT, pain pressure threshold.