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Table 4 Wilcoxon rank sum test results

From: Excess mortality in refugees, internally displaced persons and resident populations in complex humanitarian emergencies (1998–2012) – insights from operational data

Group 1

Group 2

Median1

Median2

n1

n2

Test statistics (W)

P-value (two-sided)

Residents

refugees

1.51

0.94

1369

146

133941

< 0.001

Residents

IDPs

1.51

2.5

1369

244

111499

< 0.001

IDPs

refugees

2.5

0.94

244

146

28225

< 0.001