Variables β S.E Wald df P-value Exp(β) 95% CI.forExp(β)
              Lowest Upper
Mother’s age
(ref: 45-49)
    14.886 6 0.015*      
15-19 0.155 0.222 0.0.486 1 0.465 1.167 0.756 1.802
20-24 0.238 0.191 1.556 1 0.191 1.269 0.873 1.845
25-29 0.028 0.188 0.023 1 0.85 1.029 0.712 1.486
30-34 -0.04 0.19 0.044 1 0.84 0.961 0.662 1.394
35-39 -0.49 0.193 0.064 1 0.803 0.953 0.653 1.389
40-44 -0.004 0.206 0 1 0.993 0.996 0.665 1.492
Region
ref: Dire Dawa
    181.253 10 0.000*      
Tigray 0.922 0.147 39.138 1 0.000* 2.515 1.884 3.358
Afar 0.213 0.159 1.793 1 0.161 1.238 0.906 1.692
Amhara 0.323 0.153 4.434 1 0.027* 1.381 1.023 1.866
Oromiya 0.523 0.145 13.059 1 0.000* 1.687 1.27 2.24
Somali 0.995 0.154 41.964 1 0.000* 2.75 2.002 3.656
Benishangul
-Gumuz
0.745 0.154 23.268 1 0.000* 2.106 1.556 2.85
SNNP 0.194 0.152 1.62 1 0.173 1.214 0.901 1.635
Gambela 0.586 0.157 13.864 1 0.000* 1.797 1.32 2.447
Harari -0.64 0.198 10.489 1 0.001* 0.527 0.358 0.777
Addis Ababa -0.187 0.213 0.775 1 0.385 0.829 0.546 1.258
Mother’s Education ref:
more than Secondary)
    8.521 3 0.043*      
No Education -0.007 0.225 0.001 1 0.98 0.993 0.639 1.543
Primary 0.177 0.223 0.63 1 0.405 1.194 0.771 1.849
Secondary 0.2 0.253 0.626 1 0.423 1.222 0.744 2.0007
Source of water
(ref: other)
    7.134 2 0.026*      
Pipe and Tube water 0 0.374 0 1 0.991 1 0.48 2.081
Surface and Spring 0.177 0.372 0.227 1 0.622 1.194 0.576 2.476
Toilet facility
(ref:had toilet)
               
No Toilet 0.217 0.062 12.134 1 0.000* 1.243 1.1 1.405
Cooking fuels
(ref:Other)
    2.487 5 0.778      
Electricity -0.4 0.517 0.599 1 0.439 0.67 0.243 1.847
Kerosene -0.089 0.471 0.036 1 0.849 0.914 0.363 2.302
Charcoal -0.023 0.406 0.003 1 0.955 0.978 0.441 2.166
Wood -0.059 0.393 0.023 1 0.88 1.061 0.491 2.293
Animal dung -0.036 0.416 0.007 1 0.931 0.965 0.427 2.18
Mother occupation
(ref: Working)
               
Not working -0.172 0.057 9.033 1 0.003* 0.842 0.752 0.942
Age of child
(ref: 48-59)
    15.982 4 0.003*      
<6 month 0.264 0.092 8.26 1 0.004* 1.302 1.087 1.558
6-23 month 0.27 0.092 8.58 1 0.003* 1.309 1.093 1.568
24-35 month 0.32 0.091 12.412 1 0.000* 1.377 1.152 1.645
36-49 month 0.115 0.093 1.542 1 0.214 1.122 0.936 1.345
Wealth index
(ref: Highest)
    19.903 4 0.001*      
Lowest -0.317 0.109 8.446 1 0.004* 0.728 0.588 0.902
Second -0.387 0.114 11.628 1 0.001* 0.679 0.543 0.848
Middle -0.067 0.11 0.367 1 0.545 0.935 0.754 1.161
Fourth -0.137 0.107 1.631 1 0.202 0.872 0.706 1.076
Number of
child(ref:>= 2)
               
Vitamin A
(ref: Yes)
               
No -0.145 0.063 5.324 1 0.019* 0.865 0.765 0.978
Body mass index                
(ref: >= 25) 3.53 2 0.171
<18.5 -0.185 0.124 2.22 1 0.136 0.831 0.652 1.06
18.5-24.9 -0.216 0.116 3.463 1 0.063 0.806 0.641 1.012
Constant -1.78 0.369 23.267 1 0.000* 0.169    
(*Significant at 5% level)
Table 1: Result of Binary Logistic Regression Analysis for Symptoms of ARI.