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Table 3 Final NBR models of DF incidence rates in Hanoi, Khanh Hoa, Ho Chi Minh City and An Giang

From: Seasonal patterns of dengue fever and associated climate factors in 4 provinces in Vietnam from 1994 to 2013

Province/Variable Adjusted incidence rate ratios (IRRs) 95% CI P value RMSE
Hanoi (0.717, <0.001)
 Monthly average temperature (°C) 1.13 1.09-1.17 <0.001a 14.92
Khanh Hoa (−0.140)
 Monthly average temperature (°C) 1.17 1.09-1.26 <0.001a 22.40
 Monthly total precipitation (100 mm) 1.11 1.03-1.20 0.004a
Ho Chi Minh City (0.232)
 Null Null Null Null Null
An Giang (0.1672)
 Monthly total precipitation (100 mm) in the preceding month 1.30 1.13-1.50 <0.001a 44.06
 Monthly total precipitation (100 mm) in the same month 1.22 1.06-1.40 0.006a  
  1. a = Bonferroni adjustment (P < 0.05/4)