Table 4 Results of multiple linear regression analysis investigating the effect of demographic and obstetric variables, birth experience and maternal self-efficacy on maternal performance

Childbirth experience

0.63

0.320

0.46 to 0.79

0.001

0.532

Maternal self-efficacy

1.53

o.424

1.25 to 1.80

0.070

Level of education

Primary school

-3.75

-0.103

-7.81 to 0.30

0.065

Secondary school

-3.67

0.140

-7.57 to 0.23

0.065

Diploma

-2.92

-0.117

-7.20 to 1.35

0.180

University education

Reference category

Occupation

Housewife

1.3

0.044

-0.92 to 3.51

0.215

Employed

Reference category

Spouse's level of education

Primary school

0.97

0.026

-3.54 to 5.48

0.673

Secondary school

-0.204

-0.008

-4.56 to 4.15

0.927

Diploma

-1.89

-0.076

-6.67 to 2.88

0.437

University education

Reference category

Spouse's occupation

Worker

5.78

0.226

2.78 to 8.77

0.001

Employees

3.99

0.160

1.31 to 6.66

0.004

Self-employment

Reference category

Ethnicity

Turk

-1.11

-0.026

-4.62 to 2.39

0.534

Kurdish

2.27

0.066

-0.66 to 5.21

0.129

Lur

1.72

0.063

-0.77 to 4.21

0.175

Fars

-0.023

-0.001

-2.73 to 2.68

0.987

Other

Reference category

Place of childbirth

Governmental hospital

-1.7

-0.067

-3.91 to 0.52

0.133

Private of hospital

Reference category

Number of childbirth

1

-1.012

- 0.036

-2.99 to 0.97

0.316

2

-8.46

-0.137

-12.86 to 4.06

0.001

3 ≤ 

Reference category

Receiving antenatal care

 < 4

-0.97

0.032

-3.65 to 1.71

0.477

5—10

-6.68

-0.150

-10.82 to 2.52

0.002

11 ≤ 

Reference category

Place of antenatal care

Hospital clinic

-0.12

0.003

-2.79 to 2.56

0.933

Midwife's office

-0.105

0.004

-2.23 to 2.02

0.923

Health center

Reference category

Birth suite

Single Occupancy

1.502

0.060

-0.55 to 3.55

0.151

Multiple Occupancy

Reference category

Lead professional during birth

Obstetrician

2.62

0.090

-0.01 to 5.24

0.050

Midwife

1.98

0.080

-0.16 to 4.12

0.071

Both

Reference category

Length of hospitalization in the birth suite

 ≤ 4

-2.22

-0.082

-4.21 to 0.22

0.029

5—8

-3.76

-0.053

-9.25 to 1.73

0.180

 ≥ 9

Reference category

Accompanying presence in the birth suite

Yes

-1.05

-0.039

-3.07 to 0.97

0.307

No

Reference category

Length of hospitalization (Day)

1

2.84

0.081

0.31 to 5.37

0.028

2

4.08

0.053

-1.52 to 9.68

0.153

3

Reference category

Hospitalization of the neonate after birth in the intensive care unit

Yes

-1.34

0.031

-2.52 to 1.89

0.298

No

Reference category

Duration of hospitalization of the neonate in the intensive care unit

0

1.74

0.023

-3.43 to 6.90

0.509

1

0.04

0.001

-6.12 to 6.20

0.990

2

-4.14

-0.052

-9.83

1.54

3 ≤ 

-

Reference category