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Table 2 Heterogeneity of meteorological effects and its association with city-level factors

From: Short-term effects of meteorological factors on pediatric hand, foot, and mouth disease in Guangdong, China: a multi-city time-series analysis

Study-level variables Cochran Q test I2 Information criteria Wald test
Q P % AIC BIC Stat P
Intercept-only 75.93 <0.001 63.12 66.67 85.32 - -
Geographically factors
 Latitude 45.19 <0.001 46.89 67.08 88.29 26.58 <0.001
 Longitude 57.60 <0.001 58.34 78.88 100.09 17.60 <0.001
 Height 70.45 <0.001 65.93 106.96 128.16 2.09 0.72
Demographic factors
 Population density 66.15 <0.001 63.72 127.10 148.30 4.73 0.32
 The ratio of male to female 73.47 <0.001 67.33 91.38 112.59 2.37 0.67
 Ratio of children under five 68.90 <0.001 65.16 85.37 106.58 1.50 0.83
Socio-economic factors
 GDP per capita 68.19 <0.001 64.80 160.55 181.76 4.61 0.33
 Living space per capita 69.82 <0.001 65.63 91.71 112.92 3.33 0.50
 Ratio of population flow 66.72 <0.001 64.03 100.33 121.53 4.63 0.33
Significant factors
 Latitude and longitude 29.30 0.08 31.74 82.22 104.13 40.45 <0.001