Table 3.

Statistical test of significance and independent t test on the number of medicinal plant use mentioned by informants in Gubalafto District

Parameters	Informant group	N	No. of plant species uses reported	Mean	t value**	P value
Informant category	General informant	51	268	5.25	− 4.406	0.000*
	Healer	33	424	12.85
Gender	Male	68	581	8.54	0.676	0.501
	Female	16	111	6.94
Age	Younger(20–39 years)	21	162	7.71	− 0.323	0.747
	Elder (40–84 years)	63	530	8.21

*Significant difference (P < 0.05), **t (0.05) (two tailed), df = 82, N= number of respondents