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Table 3 Statistically significant county-level high incidence and low incidence spatial clusters of Hand, Foot, and Mouth Disease identified using the Local Indicator for Spatial Autocorrelation in GeoDa software (http://geodacenter.github.io/download.html)

From: Epidemiological features and spatial clusters of hand, foot, and mouth disease in Qinghai Province, China, 2009–2015

Type County Name Mean IRa Local Moran P-value
High-Risk Cluster Huzhu 511.0 0.47 0.002
Chengdong 1902.0 4.78 0.001
Chengzhong 2040.8 7.08 0.001
Chengbei 1849.5 4.80 0.001
Chengxi 1387.0 4.55 0.005
Low-Risk Cluster Chindu 0.0 0.31 0.034
Zhidoi 12.8 0.28 0.043
Nangqeen 12.7 0.33 0.007
Qumarleeb 22.0 0.27 0.013
Yushu 4.3 0.33 0.001
Golmud 155.1 0.15 0.003
Zadoi 3.9 0.29 0.043
  1. aIR Incidence Rate, per 100,000 children 0–5 years of age
  2. Rates were calculated as the mean annual incidence rate for children less than 6 years of age for the seven-year study period