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Table 2 Characteristics of malaria clusters for year 2015 in Gwanda District, Matabeleland South Province, Zimbabwe

From: Micro-spatial distribution of malaria cases and control strategies at ward level in Gwanda district, Matabeleland South, Zimbabwe

 

Cluster 1

Cluster 2

Wards included

Ward 24 (rural—South)

Ward 9 (urban—North)

Population

2699

2539

Number of cases

7

6

Expected cases

1.48

1.39

Annual cases/1000

2.59

2.36

Observed/expected

4.74

4.32

Relative risk

5.13

4.61

Log likelihood ratio

5.583

4.316

p value

0.0024

0.012