Table 4. Comparison of blood factors in drug and placebo groups, before and after intervention.

Statistical index→ Blood factor↓	Drug		Placebo
	Mean±SD		Mean±SD
	Before intervention	After intervention	Before intervention	After intervention
Blood urea nitrogen	17.9±6.6	17.3±5.6	15.7±6.9	16.2±5.5
Creatinine	0.9±0.2	0.9±0.1	0.8±0.2	0.9±0.2
Alanine aminotransferase	24.2±9.5	24.8±7.8	24.1±6.9	24.4±6.1
Aspartate aminotransferase	22.0±8.2	21.1±6.2	19.4±5.2	20.7±4.6
p>0.05 between 2 groups