Variable SE sign IRR Lower Upper
Health 0.08 <0/001 0.994 0.99 0.1
Age 0.001 0.422 0.999 0.1 1.21
Gender          
Woman 0.06 <0.001 1.28 1.17 1.4
Income 2.71 0.326 1 1 1
Marital Status          
Widow 0.07 0.665 0.973 0.87 1.08
Celibate 0.05 0.626 0.967 0.83 1.12
Insurance          
Non 0.05 0.064 1.098 0.99 1.21
Education          
Primary School 0.09 0.168 1.122 0.96 1.32
Guidance School 0.07 0.103 0.872 0.74 1.03
High School 0.07 0.114 0.886 0.76 1.02
University 0.07 0.028 0.833 0.71 0.98
Job          
Employer 0.15 0.420 0.873 0.63 1.21
Self-Employed 0.08 0.093 1.135 0.98 1.31
Employee 0.08 0.003 1.211 1.07 1.37
Worker 0.11 0.501 0.925 0.73 1.16
Technical workers 0.11 0.68 0.953 0.76 1.19
Housekeeper 0.067 0.415 1.053 0.93 1.19
Student 0.07 0.216 0.915 0.79 1.04
Region          
1 0.08 0.350 1.076 0.92 1.25
2 0.06 0.004 0.797 0.68 0.93
3 0.06 <0.001 0.680 0.58 0.8
4 0.08 0.509 1.050 0.91 1.21
5 0.06 <0.001 0.631 0.51 0.77
6 0.08 0.270 1.088 0.94 1.26
7 0.09 0.796 1.023 0.84 1.22
8 0.08 0.138 0.866 0.72 1.05
Table 2: Factors related to utilization of outpatient services.