Table 2 Two-sample Wilcoxon rank-sum (Mann–Whitney) test

Total sample

 Female

3695

Non-poor

6728.5

Young

11,418.5

 Male

20,615

Poor

17,581.5

Old

12,891.5

 z

−0.74

z

0.347

z

1.161

 Prob > |z|

0.4594

Prob > |z|

0.7286

Prob > |z|

0.2456

Lawra District

 Female

179

Non-poor

663.5

Young

1317

 Male

2377

Poor

1892.5

Old

1239

 z

1.158

z

0.272

z

1.974

 Prob > |z|

0.2468

Prob > |z|

0.7857

Prob > |z|

0.0484

Jirapa District

 Female

2189

Non-poor

3193

Young

5001

 Male

8986

Poor

7982

Old

6174

 z

−1.015

z

0.29

z

−0.146

 Prob > |z|

0.31

Prob > |z|

0.7721

Prob > |z|

0.8838