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Table 8 Results of propensity score matching analysis, for determining the effect of use of CSP

From: Productivity and food security effects of using of certified seed potato: the case of Kenya’s potato farmers

Matching algorithm

Nearest neighbor

Radius

Kernel-based

Outcome variables

ATT

t stat

ATT

t stat

ATT

t stat

fungicide

13.6

0.78

8.2

0.99

8.16

0.97

insecticide

6.6**

2.36

6.2**

2.78

6.53**

2.83

yield

9520.7**

2.24

2975.4**

2.12

3322.7**

2.33

fertilizer

234.5

0.99

31.2

1.02

43.0

1.40

foodsec

−2.52***

−3.25

−2.17***

−2.86

−2.25***

−3.90

  1. *, **, and *** significant at 10, 5, and 1%, respectively
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Agriculture & Food Security

ISSN: 2048-7010