Effect of Berberine Hydrochloride on the Diversity of Intestinal Flora in Parkinson’s Disease Patients

Table 3

Comparison of the alpha-diversity of the intestinal flora between the observation and control groups ( ±s).

Group	Chao index		Ace index		Simpson index		Shannon index
	Before treatment	After treatment	Before treatment	After treatment	Before treatment	After treatment	Before treatment	After treatment
Observation (n = 34)	141.22 ± 20.36	193.65 ± 26.31	136.23 ± 21.34	167.19 ± 23.42	0.33 ± 0.09	0.22 ± 0.05	1.36 ± 0.33	2.29 ± 0.46
Control (n = 34)	139.34 ± 22.98	169.27 ± 21.98	134.87 ± 19.68	152.26 ± 24.67	0.34 ± 0.08	0.28 ± 0.06	1.40 ± 0.41	2.11 ± 0.51
t	0.518	5.566	0.376	3.641	0.660	6.604	0.660	2.204
	0.606	<0.001	0.708	<0.001	0.512	<0.001	0.511	0.030

 < 0.05 vs. the same group before treatment.