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Table 3 Bivariate linear regression analysis result of sociodemographic characteristics among nurses in JUSH, March 2016, (n = 252)

From: Relationship between nurses’ perception of ethical climates and job satisfaction in Jimma University Specialized Hospital, Oromia region, south west Ethiopia

Sociodemographic Variables

Unstandardized β coefficient

SE

t value

P value

95% confidence interval

Lower bound

Upper bound

Ethnicity

 Oromo

8.96

3.02

2.96

0.003

3.01

14.91

 Amhara

−9.46

2.99

−3.16

0.002

−15.35

−3.56

 Gurage

−9.72

8.15

−1.19

0.234

−25.79

6.34

 Tigre

2.17

9.23

0.23

0.814

− 16.01

20.37

Age in years

 20–24 years

8.62

3.82

2.25

0.025

1.08

16.16

 25–29 years

2.89

3.04

0.95

0.342

−3.10

8.90

 30–34 years

−12.24

3.52

− 3.47

0.001

− 19.18

−5.30

 35–39 years

1.60

9.95

0.16

0.872

−18.00

21.21

Religion

 Muslim

−0.17

4.07

−0.04

0.966

−8.20

7.84

 Orthodox

4.51

3.09

1.46

0.146

−1.57

10.59

 Protestant

−3.11

3.08

−1.00

0.314

−9.19

2.96

 Catholic

−11.63

10.86

−1.07

0.285

−33.02

9.76

Marital status

 Married

−2.03

3.10

−0.65

0.513

−8.15

4.08

 Single

2.80

3.08

0.90

0.364

−3.27

8.87

 Widowed

−23.54

13.92

−1.69

0.092

−50.96

3.86

 Diploma

−1.52

3.04

−0.50

0.617

−7.52

4.47

Working unit

 Medical

1.57

3.15

0.49

0.619

−4.64

7.79

 Surgical

9.80

3.51

2.79

0.006

2.88

16.71

 Maternity

−8.34

3.80

−2.19

0.029

−15.82

−0.86

 Pediatrics

−4.07

5.16

−0.78

0.432

−14.24

6.10

 Psychiatry

−2.39

7.77

−0.30

0.758

−17.70

12.92

Salary

  < 2000 birr

−9.06

3.02

−2.99

0.003

−15.01

−3.10

 2000–3000 birr

21.88

3.71

5.89

0.000

14.57

29.20

 3001–4000 birr

−5.67

3.12

−1.81

0.071

−11.82

0.48

Experience

  < 1 year

1.52

4.90

0.31

0.756

−8.13

11.19

 1–5 year

3.03

3.86

0.785

0.433

−4.57

10.63

 6–10 year

−8.03

5.47

−1.462

0.143

−18.80

2.74

  1. Predictor variables: Sociodemographic variables
  2. Dependent variables: job satisfaction