Table 6 Posterior distribution parameter estimates of modern contraception utilization of among street beggar women in Sidama region by Bayesian logistic regression model

Intercept

− 1.73

0.18

0.12

0.02

0.04

0.49

Age

15–24 (ref.)

25–34

0.99

2.69

0.69

0.04

1.57

4.26

 > 34

− 0.54

0.59

0.18

0.02

0.31

0.99

Marital status

Single (ref.)

Married

1.59

4.91

1.52

0.05

2.67

8.51

Widowed

1.04

2.81

0.88

0.04

1.49

4.89

Divorced

0.36

1.44

0.49

0.02

0.73

2.64

Disability

Yes (ref.)

No

1.65

5.18

1.87

0.05

2.61

9.92

Chronic illness

Yes (ref.)

No

− 1.02

0.36

0.12

0.02

0.19

0.65

Education level

Non educated (ref.)

Educated

0.77

2.17

0.39

0.05

1.48

3.01

Currently living

Of street (ref.)

On street

− 2.13

0.12

0.06

0.01

0.05

0.27

History of pregnancy after street life

Yes (ref.)

No

− 2.71

0.07

0.04

0.01

0.02

0.16

History of rape

Yes (ref.)

No

− 2.11

0.12

0.03

0.01

0.08

0.19

Sexual ly active in the last six month

Yes (ref.)

No

− 2.22

0.11

0.01

0.01

0.01

0.03

Job in addition to begging

Had job

Only begging

− 0.85

0.43

0.23

0.05

0.13

0.92

Advice from health profession

Yes (ref.)

No

− 1.39

0.25

0.15

0.04

0.07

0.59

Discuss MC with sexual partner

Yes (ref.)

No

− 1.72

0.18

0.07

0.01

0.08

0.33

Time taken on foot to arrive health facility

 ≤30 min (ref.)

 > 30 min

− 4.80

0.10

0.01

0.01

0.01

0.02

Women approval

Yes (ref.)

No

− 1.88

0.15

0.03

0.01

0.09

0.23

Knowledge

Poor (ref.)

Good

0.84

2.33

0.56

0.04

1.44

3.64