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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