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Table 1 Results for spatial cluster analysis of bacillary dysentery

From: Spatial–temporal pattern and risk factor analysis of bacillary dysentery in the Beijing–Tianjin–Tangshan urban region of China

Cluster Center Number of counties Observed Expected LLR RR P value
1* (116.17° E, 39.93° N) 7 13711 8490.57 2092.42 2.18 0.000
2 (117.19° E, 39.12° N) 6 5325 3471.51 494.54 1.66 0.000
3 (117.14° E, 40.21° N) 1 655 389.70 76.06 1.7 0.000
4 (117.05° E, 39.74° N) 4 1656 1352.54 33.44 1.24 0.000
  1. Note: * indicates the most likely cluster, the others indicate secondary cluster. LLR is log likely ratio, and RR is relative risk.