Table 3.

Renal and liver function in Wu-ling-san formula and placebo groups.

		Wu-ling-san group			Placebo group		P value (% of change)
	Pretreatment	Post-treatment	% of change	Pretreatment	Post-reatment	% of change
Serum BUN (mg/dl)	14.7 ± 2.7	13.8 ± 3.9	−6.9%	15.1 ± 4.6	16.9 ± 5.3	13.8%	0.006*
Serum Cr (mg/dl)	1.1 ± 0.1	1.1 ± 0.1	−0.4%	1.2 ± 0.1	1.2 ± 0.2	2.8%	0.44
Serum GOT (IU/L)	24.6 ± 12.1	23.7 ± 9.6	−0.04%	23.6 ± 6.6	22.2 ± 7.0	−4.3%	0.60
Serum GPT (IU/L)	36.0 ± 32.1	36.7 ± 27.9	7.7%	32.8 ± 18.4	31.1 ± 20.1	−4.9%	0.25

Data presented as mean ±SD

^*Percentage of change between groups P < 0.05 (independent t-test)