Distal Acupoints Outperform Proximal Acupoints in Treating Knee Osteoarthritis: A Randomized Controlled Trial

Table 4

Affected TCM meridian distribution in the participants.

Group	Gallbladder (%)	Spleen (%)	Liver (%)	Kidney (%)	Bladder (%)	Stomach (%)
All	29.3	76.1	63.0	18.5	16.3	47.8
PG	19.4	77.4	64.5	29.0	19.4	54.8
DG	23.3	86.7	60.0	6.7	6.7	50.0
SG	45.2	64.5	64.5	19.4	22.6	38.7

PG = proximal acupoints group; DG = distal acupoints group; SG = sham acupoints group.