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Table 1 The clusters of malaria cases detected using the purely temporal analysis

From: Spatio-temporal analysis of malaria incidence at the village level in a malaria-endemic area in Hainan, China

Year Cluster time frame Obsa Expb Relative risk LLRc P
2005 2005/3/1 - 2005/8/31 215 175.93 1.58 8.83 0.00
2006 2006/5/1 - 2006/10/31 202 153.25 1.95 15.95 0.00
2007 2007/3/1 - 2007/4/30 48 30.58 1.77 5.25 0.02
2008 2008/1/1 - 2008/5/31 45 33.64 1.76 3.22 0.11
2009 2009/2/1 - 2009/7/31 18 11.90 3.05 3.24 0.12
  1. a: The number of observed cases in a cluster; b: The number of expected cases in a cluster;
  2. c: Log likelihood ratio