Table 6.

Generalized estimation equation for the BAI.

			95% Wald Confidence Interval		Hypothesis Test
	B	Standard Error	Lower	Upper	Wald Chi Square	df	Sig.
Group
Control	0
Grounding	−0.561	0.4977	−1.536	0.414	1.271	1	0.260
Acupoint electrochemical signals
Kidney Meridians KI 1	0
Governing Vessel GV 16	0.000	0.0079	−0.016	0.015	0.004	1	0.952
Time
Baseline	0
12 weeks	−0.425	0.4604	−1.327	0.478	0.851	1	0.356