222
Table 18.2 The use of shea products and firewood by households, sub-divided into beneficiary and non-beneficiary (control) groups, and also separated by
poverty class. Incomes presented are trimmed means, in US$ per household per year. Statistical significance was established using the Kruskal-Wallis rank sum
test, comparing between beneficiary and control households within the same poverty class. Differences significant at p < 0.05
are highlighted in bold, and
differences at p < 0.1
are italicised
Project
beneficiary
Poverty class
number
hh
Shea
Shea butter
Shea seed
Shea fruit
Fuelwood
Income
$/yr
% hh
selling
Income $/
yr
% hh
selling
Income
$/yr
% hh
selling
Income
$/yr
% hh
selling
Income
$/yr
% hh
selling
Control
all
122
28
60
12
29
4
16
3
21
9
37
Beneficiary
all
101
57
70
40
46
3
19
3
18
3
20
Control
below calorie
line
60
15
45
4
18
0
7
3
22
9
38
Beneficiary
below calorie
line
35
49
63
42
40
2
17
2
14
6
29
Control
below pov line
59
40
73
19
36
9
24
5
22
11
34
Beneficiary
below pov line
64
67
75
45
50
4
20
3
19
3
16
Control
above pov line
3
95
100
73
100
22
67
0
0
33
67
Beneficiary
above pov line
2
17
50
0
0
0
0
17
50
0
0
J. Hammond et al.