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Table 4 Multivariate panel data regression analysis of the relationship between the annual number of malaria cases and villages characteristics, Sistan-va-Baluchestan province; Iran, (total number of villages 122)

From: The effects of electricity network development besides routine malaria control measures in an underdeveloped region in the pre-elimination phase

Modelsa

Variables under study

Random effect model

P value

Fixed effect model

P value

Hausman test

Coefficient (95 % CI)

Coefficient (95 % CI)

P value

Model no. 1

Electrification

0.31 (0.01 to 0.61)

0.040

0.10 (−0.31 to 0.50)

0.643

0.0937

Square of the one hundredth of the number of the households in a village

0.05 (0.03 to 0.07)

0.000

Omitted

 

Precipitations during spring and fall (1 = yes; 0 = no)

0.24 (0.10 to 0.39)

0.001

0.26 (0.11 to 0.42)

0.001

 

Square of proportion of houses with appropriate net window

−0.80 (−1.16 to −0.44)

0.000

Omitted

 

Model no. 2

Electrification

0.22 (−0.07 to 0.52)

0.139

0.10 (−0.31 to 0.50)

0.643

0.4143

Square of the one hundredth of the number of the households in a village

0.05 (0.03 to 0.07)

0.000

Omitted

 

Precipitations during spring and fall (1 = yes; 0 = no)

0.25 (0.10 to 0.40)

0.001

0.26 (0.11 to 0.42)

0.001

 

Square of every hundred meter of elevation above sea level

−0.05 (−0.07 to −0.03)

0.000

Omitted

 

Model no. 3

Indoor residual spraying

0.31 (0.13 to 0.49)

0.001

0.09 (−0.14 to 0.31)

0.457

0.0045

Electrification

0.30 (0.01 to 0.58)

0.044

0.09 (−0.31 to 0.50)

0.656

 

Square of the one hundredth of the number of the households in a village

0.05 (0.03 to 0.07)

0.000

Omitted

 

Precipitations during spring and fall (1 = yes; 0 = no)

0.24 (0.09 to 0.39)

0.001

0.26 (0.11 to 0.41)

0.001

 

Square of proportion of houses with appropriate net window

−0.62 (−0.97 to −0.27)

0.001

Omitted

 

Model no. 4

Percent of households that use ITN

−0.003 (−0.006 to 0.000)

0.032

Omitted

0.0294

Square of the one hundredth of the number of the households in a village

0.05 (0.03 to 0.06)

0.000

Omitted

 

Precipitations during spring and fall (1 = yes; 0 = no)

0.22 (0.07 to 0.36)

0.003

0.26 (0.11 to 0.41)

0.001

 

Square of proportion of houses with appropriate net window

−0.70 (−1.10 to −0.32)

0.000

Omitted

 
  1. aThe dependent variable in all instances has been the number of malaria cases during each year