Comparative Effectiveness of the Deqi Sensation and Non-Deqi by Moxibustion Stimulation: A Multicenter Prospective Cohort Study in the Treatment of Knee Osteoarthritis

Table 4

Comparison of knee circumference.

Variable	Month 1		Month 7
	Mean	95% CI	Mean	95% CI
Trial group	38.32	37.07~39.56	37.22	36.24~38.19
Control group	40.30	39.95~41.64	39.10	38.39~40.19
𝑃 value	0.03		0.007

∗Adjusted means or proportions and confidence intervals (CI) from multilevel models (ANCOVA or GEE) with fixed effects. All data are intended to treat. Both groups 𝑛=45. SD: standard deviation; GPCRND-KOA: guiding principle of clinical research on new drugs in the treatment of KOA score; KOA: knee osteoarthritis.