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Table 4 Simple linear regression for burden among caregivers of PWMI (FBIS)

From: Burden among caregivers of people with mental illness at Jimma University Medical Center, Southwest Ethiopia: a cross-sectional study

Variable

R 2

B

95% CI

p value

Age of caregiver

0.117

0.304

0.223 to 0.386

< 0.001

Duration of caregiver contact to patient within 24 h

0.351

1.954

1.695 to 2.214

< 0.001

Duration of care given by the caregiver

0.110

7.513

5.428 to 9.598

< 0.001

Caregiver’s sex

 Male

0.007

0

  

 Female

 

1.931

− 0.283 to 4.145

0.087

Marital status of caregiver

 Married caregivera

0.020

0

  

 Single

 

− 2.795

− 5.125 to (− 0.465)

0.019

 Others

 

5.589

− 1.904 to 13.082

0.143

Caregiver’s educational level

 (College or above)a

0.006

0

  

 Not educated

 

0.982

− 2.007 to 3.971

0.519

 Primary education

 

2.321

− 0.668 to 5.310

0.128

 Secondary education

 

0.925

− 2.309 to 4.159

0.574

Residence of the caregiver

 Urban

0.005

0

  

 Rural

 

− 1.488

− 3.576 to 0.601

0.162

Relationship to the patient

 Parenta

0.026

0

  

 Spouse

 

0.554

− 3.044 to 4.153

0.762

 Siblings

 

− 2.338

− 5.643 to 0.867

0.150

 Children

 

− 2.299

− 4.780 to 0.182

0.069

 Other relatives

 

− 6.686

− 11.542 to (− 1.829)

0.007

Caregiver’s income in USD

0.220

− 0.106

− 0.126 to (− 0.087)

< 0.001

Social support of caregivers

0.285

− 1.687

− 1.949 to (− 1.426)

< 0.001

Perceived stigma of caregiver

0.397

0.990

0.871 to 1.109

< 0.001

Patient’s age

0.010

6.992

0.171 to 13.812

0.045

Duration of patient’s illness

0.102

7.121

5.055 to 9.188

< 0.001

Age of the patient at first onset of illness

0.001

− 0.034

− 0.127 to 0.058

0.470

Patient’s sex

 Male

0.001

0

  

 Female

 

− 0.497

− 2.644 to 1.649

0.649

Patient’s educational level

 College or more educationa

0.008

0

  

 Not educated

 

− 2.418

− 5.753 to 0.918

0.155

 Primary education

 

− 1.646

− 4.891 to 1.599

0.319

 Secondary education

 

− 0.183

− 3.645 to 3.279

0.917

Diagnosis of the patient

 Schizophreniaa

0.057

0

  

 Other psychotic disorders

 

− 5.668

− 9.253 to (− 2.083)

0.002

 BADb

 

1.686

− 1.550 to 4.921

0.306

 MDDc

 

− 4.827

− 7.528 to (− 2.125)

< 0.001

 Other disordersd

 

− 3.403

− 7.607 to (− 0.801)

0.112

Episodes of illness

 Single episodes of illnessa

0.051

0

  

 2–4 episodes

 

5.659

3.349 to 7.970

< 0.001

 5 or more episodes

 

3.521

0.819 to 6.223

0.011

Patients history of psychiatric admission

 Yes

0.042

0

  

 No

 

− 4.407

− 6.903 to (− 2.511)

< 0.001

Patient’s history of substance use

 Yes

0.016

0

  

 No

 

− 2.783

− 4.916 to (− 0.651)

0.011

Severity of patient’s illness (CGIS)

 Normal (asymptomatic)a

0.114

0

  

 Borderline ill

 

2.941

− 2.653 to 8.535

0.302

 Mildly ill

 

5.442

2.159 to 8725

0.001

 Moderate ill

 

7.170

3.940 to 10.400

< 0.001

 Marked ill

 

12.078

7.764 to 16.391

< 0.001

 Severe ill

 

15.866

7.814 to 23.917

< 0.001

 Extreme ill

 

19.294

10.673 to 27.915

< 0.001

  1. aReference group
  2. bBipolar affective disorder
  3. cMajor depressive disorder
  4. dAnxiety disorders, post-traumatic stress disorders, neuro-cognitive disorders, etc.