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Table 11 Results of multinomial logistic regression for Tanzania: outcome variables - first birth <16 years, 16/17 years and 18/19 years (comparison group no birth under the age of 20 years)

From: Adolescent first births in East Africa: disaggregating characteristics, trends and determinants

 

<16 years

16/17 years

18/19 years

  

95%Confidence interval for Exp(B)

 

95%Confidence interval for Exp(B)

 

95%Confidence interval for Exp(B)

 

Exp(B)

Lower

Upper

Exp(B)

Lower

Upper

Exp(B)

Lower

Upper

rural

.95

.53

1.70

1.57*

1.04

2.37

1.78**

1.23

2.58

Zanzibar (ref)

         

Western

3.49

.56

21.71

3.42**

1.38

8.49

2.90*

1.28

6.60

Northern

3.87

.62

24.07

1.63

0.64

4.15

1.80

.78

4.16

Central

4.22

.62

29.01

4.96**

1.87

13.21

4.31**

1.77

10.50

Southern Highlands

2.92

.46

18.65

1.89

0.74

4.84

3.12**

1.37

7.13

Lake

3.49

.56

21.80

2.78*

1.11

6.91

3.47**

1.54

7.83

Eastern

4.61

.74

28.86

2.52*

1.00

6.35

2.53*

1.10

5.83

Southern

5.06

.75

34.08

4.55**

1.72

12.03

5.13**

2.15

12.26

Highest quintile (ref)

         

Lowest

3.10**

1.30

7.41

.94

.53

1.65

1.32

.79

2.19

Second

2.53*

1.03

6.21

1.35

.79

2.31

1.61

.99

2.61

Middle

3.10**

1.32

7.28

1.23

.73

2.08

1.55

.97

2.46

Fourth

4.25**

2.11

8.55

1.27

.82

1.98

1.51*

1.01

2.24

Literacy - whole sentence (ref)

         

Literacy - cannot read sentence

5.46**

3.51

8.49

3.19**

2.37

4.30

1.49**

1.12

1.99

literacy - part of sentence

6.89**

3.41

13.92

3.47**

2.00

6.05

2.30**

1.35

3.92

  1. *Significant at the 5% level **Significant at the 1% level.