Effect of Educational Intervention on Knowledge and Level of Adherence among Hemodialysis Patients: A Randomized Controlled Trial

Table 4

Regression coefficients based on multiple linear regression-dependent variables: knowledge.

Variable	value	Coefficient	95% confidence interval
			Lower bound	Upper bound
Intercept	0.000	25.737	14.616	36.858
Age	0.016	−0.122	−0.222	−0.023
Gender
Female	0.975	0.048	−3.001	3.098
Male		Reference
Vintage
<3 months	0.554	−1.711	−7.418	3.996
>1 year	0.322	1.415	−1.401	4.231
3 months to 1 year ref		Reference
Education
Graduation	0.763	1.000	−5.538	7.538
Higher secondary	0.331	−3.422	−10.354	3.509
Less than higher secondary	0.324	−3.256	−9.765	3.254
No education	0.327	−3.722	−11.209	3.764
PG and above		Reference
Employment status
Employed	0.499	0.959	−1.838	3.756
Retired	0.184	3.244	−1.565	8.054
Unemployed		Reference
Socioeconomic status
High	0.429	1.789	−2.674	6.252
Low	0.077	2.489	−0.274	5.251
Middle		Reference
Comorbidity
Cardiac	0.805	1.137	−7.944	10.218
Diabetes	0.987	−0.089	−10.799	10.621
HTN	0.813	0.741	−5.442	6.923
HTN and diabetes	0.909	0.367	−5.946	6.679
No comorbidity	0.206	−5.044	−12.893	2.805
Others		Reference
Etiology
Diabetes	0.900	0.244	−3.581	4.069
Diabetes and HTN	0.384	−2.752	−8.983	3.480
HTN	0.977	0.059	−3.991	4.110
Medications	0.354	−2.430	−7.598	2.739
Unknown etiology		Reference