Opposing needling for analgesia and rehabilitation after unilateral total knee arthroplasty: a randomized, sham-controlled trial protocol

Table 1 Schedule of trial enrollment, interventions, and assessments

Items	Enrollment (pre-operative)	Allocation (baseline)	Treatment (post-operative)				Follow-up
Time point (hour/day)	-1	-1	6 h	1d	2d	3d	5d	7d	10d
Treatment sessions (n)	–	–		1	2	3
Informed consent	√
Assessment of eligibility	√
VAS (resting)		√	√	√	√	√	√	√	√
VAS (active)		√		√	√	√	√	√	√
Additional dose released by PCA pump					√
HSS score		√				√			√
HAMA score		√				√			√
AROM		√				√	√	√	√
PROM		√				√	√	√	√
COK				√		√	√	√	√
Discomfort and acceptance of EA				√	√	√
Assessment of blinding method						√
Postoperative complications and adverse events				√	√	√

VAS Visual Analogue Score, PCA patient controlled analgesia, HSS hospital for special surgery, HAMA Hamilton Anxiety Scale, COK circumference of knee, AROM active range of motion, PROM passive range of motion

ISSN: 1745-6215