Table 1 Statistical test of significance, t-test, on average number of reported medicinal plants among different informant groups in Ankober District

Gender

Male

235

4.23 ± 0.13

1.61

0.1075

Female

117

3.85 ± 0.19

Age

Young members

122

2.59 ±0.08

−11.65

0.0001*

Senior members

230

4.90 ± 0.13

Literacy level

Illiterate

85

4.73 ± 0.11

−11.90

0.0001*

Literate

267

2.12 ± 0.10

Distance from health centres

Proximity to health centre

80

4.22 ± 0.22

0.57

0.5681

Far away from health centre

272

4.07 ±0.12

Experience (Informant category)

Key/knowledgeable

88

6.94 ± 0.16

23.88

0.0001*

General informant

264

3.16 ± 0.07