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Research, Policy and Practice

Table 3 Summary of the logit model and Poisson models of socio-economic determinants of adoption of exotic breeds and herd sizes

From: Characterization of smallholder cattle production systems in South-Kivu province, eastern Democratic Republic of Congo

Source

Adoption of exotic breeds

Herds’ size

β

S.E.

Prob > χ2

β

S.E.

Prob > χ2

Constant

− 2.561

0.486

0.000***

2.610

0.038

0.000***

Experience in cattle farming

− 0.018

0.013

0.166

− 0.004

0.001

0.000***

Age

0.003

0.009

0.725

− 0.001

0.001

0.097

AEZ—medium altitude

 AEZ—high altitude

0.678

0.243

0.005**

0.255

0.019

0.000***

Sex—male

 Sex—female

0.631

0.389

0.099.

0.213

0.031

0.000***

Marital status—married

 Marital status—divorced

− 0.099

1.176

0.933

− 0.259

0.127

0.042*

 Marital status—widow

− 0.129

1.342

0.923

− 1.750

0.260

0.000***

Education level—illiterate

 Education level—primary

− 0.246

0.327

0.452

0.563

0.025

0.000***

 Education level—secondary

0.370

0.285

0.195

0.521

0.025

0.000***

 Education level—university

0.690

0.561

0.219

0.490

0.052

0.000***

Source of income—farming

 Source of income—off-farm

0.482

0.264

0.049*

0.063

0.022

0.005**

Grazing system—herding

 Grazing system—free-range

0.887

0.265

0.001***

0.891

0.021

0.000***

 Grazing system—zero-grazing

0.054

0.338

0.873

− 0.075

0.031

0.016*

Owned land—less than 5 ha

 Owned land—5 ha and more

0.245

0.260

0.347

0.066

0.019

0.000***

 

AUC = 0.699

LR χ2 (13) = 62.480

Prob > χ2 = 0.000***

Log likelihood = − 329.279

Pseudo R2 = 0.087

LR χ2 (13) = 2989.980

Prob > χ2 = 0.000***

Log likelihood = − 12,403.11

Pseudo R2 = 0.108

  1. *, **, ***: significant at alpha = 0.05, 0.01 and 0.001, respectively