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Table 7 Summary of differences for households with a positive and negative coverage from family farming for all three parameters (energy, iron and zinc)

From: The challenge of achieving basal energy, iron and zinc provision for home consumption through family farming in the Andes: a comparison of coverage through contemporary production systems and selected agricultural interventions

Variables

Households with positive coverage for energy, iron and zinc (n = 98)

Households with negative coverage for energy, iron and zinc (n = 21)

Mean diff.

Ave.

SD±

Min.

Max.

Ave.

SD±

Min.

Max.

p value

Household size

5

2

3

10

6

3

2

11

0.175

Landrace potato (kg)

3968

3157

0

20,213

1370

1353

0

3675

0.000

Bred potato (kg)

2519

2557

0

20,213

750

997

0

3609

0.000

Mashua (kg)

133

151

0

900

47

60

0

180

0.000

Olluco (kg)

127

148

0

900

32

26

0

60

0.000

Oca (kg)

32

67

0

360

5

22

0

100

0.002

Barley (kg)

394

249

0

1320

103

118

0

360

0.000

Oats (kg)

80

97

0

480

33

53

0

210

0.003

Faba (kg)

132

133

0

630

37

50

0

160

0.000

Lupine (kg)

64

136

0

1200

20

25

0

84

0.003

Tubers area per capita (ha)

0.08

0.06

0.02

0.38

0.02

0.01

0

0.04

0.000

Cereals area per capita (ha)

0.05

0.03

0.004

0.16

0.01

0.01

0

0.05

0.000

Legumes area per capita (ha)

0.04

0.03

0

0.17

0.01

0.01

0

0.05

0.000

Total crop area (ha)

0.88

0.44

0.24

2.78

0.31

0.21

0

0.78

0.000

Total area per capita (ha)

0.17

0.08

0.05

0.56

0.05

0.02

0.01a

0.10

0.000

People per ha

7

3

2

20

29

37

10a

182

0.000

Cattle no.

2

2

0

9

1

1

0

5

0.021

Sheep no.

7

8

0

41

2

3

0

12

0.000

Llama no.

1

3

0

18

0

1

0

5

0.050

Pig no.

1

2

0

13

0

1

0

2

0.001

Poultry no.

4

4

0

30

2

2

0

5

0.000

Guinea pig no.

5

5

0

29

3

3

0

10

0.035

Migrants per household

1

1

0

3

1

1

0

3

0.602

Months migrating

1.23

1.56

0

12

0.81

0.93

0

3

0.110

Local commerce main actb

(%)

15.3

  

(%)

23.8

   

Handicrafts main actb

(%)

34.7

  

(%)

19.0

   

Livestock main actb

(%)

63.3

  

(%)

42.9

   
  1. aDoes not include 2 households without cropping areas
  2. bCategorical variables calculated as percentage of households in each group (positive/negative coverage)