Table 2 Trends in the mean number of children ever born by respondents’ characteristics

Age group, years

 15–19

0.85 (0.06)

0.80 (0.06)

0.89 (0.06)

-0.05

0.09

0.04

0.787

 20–29

2.37 (0.05)

2.32 (0.06)

2.13 (0.04)

-0.05

-0.19

-0.24

0.400

 30–39

4.57 (0.09)

4.20 (0.09)

3.97 (0.06)

-0.37

-0.23

-0.6

0.001

 40–49

6.19 (0.13)

5.83 (0.18)

5.35 (0.09)

-0.36

-0.48

-0.84

< 0.001

Level of education

 None

5.23 (0.16)

5.00 (0.19)

4.80 (0.12)

-0.23

-0.2

-0.43

0.003

 Primary

3.82 (0.07)

3.74 (0.08)

3.77 (0.05)

-0.08

0.03

-0.05

0.010

 Secondary

3.03 (0.09)

2.83 (0.12)

2.59 (0.06)

-0.2

-0.24

-0.44

0.006

 Higher

2.70 (0.13)

2.31 (0.13)

1.94 (0.07)

-0.39

-0.37

-0.76

< 0.001

Wealth Index

 Lowest

4.86 (0.13)

4.48 (0.12)

4.44 (0.08)

-0.38

-0.04

-0.42

< 0.001

 Second

4.25 (0.12)

4.23 (0.12)

3.94 (0.08)

-0.02

-0.29

-0.31

0.012

 Middle

4.08 (0.12)

3.95 (0.15)

3.85 (0.09)

0.45

-0.1

-0.23

0.001

 Fourth

3.50 (0.10)

3.31 (0.11)

2.87 (0.07)

-0.19

-0.44

-0.63

< 0.001

 Highest

2.48 (0.07)

2.26 (0.08)

2.29 (0.06)

-0.22

0.03

-0.19

0.002

Place of residence

 Urban

2.61 (0.08)

2.27 (0.08)

2.52 (0.05)

-0.34

0.25

-0.09

< 0.001

 Rural

4.10 (0.07)

3.94 (0.08)

3.91 (0.05)

-0.16

-0.03

-0.19

0.031

Religion

 Roman catholic

3.80 (0.12)

3.58 (0.12)

3.26 (0.08)

-0.22

-0.32

-0.54

0.236

 Protestants/other Christian

3.75 (0.07)

3.51 (0.10)

3.29 (0.05)

-0.24

-0.22

-0.49

0.011

 Muslim

3.97 (0.18)

3.47 (0.14)

4.04 (0.11)

-0.50

0.57

0.07

< 0.001

 No religion/other religions

3.53 (0.31)

4.14 (0.29)

4.48 (0.29)

0.61

0.34

0.95

0.003

Region

 Nairobi

2.29 (0.09)

2.07 (0.08)

2.21 (0.14)

-0.22

0.14

-0.08

0.067

 Central

3.15 (0.11)

3.07 (0.13)

2.79 (0.08)

-0.08

-0.28

-0.36

0.033

 Coast

3.33 (0.17)

3.32 (0.19)

3.46 (0.12)

-0.01

0.14

0.13

0.105

 Eastern

3.72 (0.17)

3.71 (0.16)

3.30 (0.10)

-0.01

-0.41

-0.42

0.009

 Nyanza

4.59 (0.18)

3.48 (0.12)

3.77 (0.09)

-1.11

0.29

-0.82

< 0.001

 Rift valley

3.89 (0.14)

3.82 (0.24)

3.50 (0.08)

-0.07

-0.32

-0.39

0.001

 Western

4.33 (0.13)

4.25 (0.23)

4.10 (0.15)

-0.08

-0.15

-0.23

0.482

 North Eastern

5.11 (0.28)

4.36 (0.20)

4.60 (0.12)

-0.75

0.24

-0.51

0.028

Age at first sexual intercourse

 Below 15

4.62 (0.14)

4.62 (0.14)

4.22 (0.08)

0

-0.4

-0.4

0.072

 15–19

3.72 (0.07)

3.54 (0.09)

3.43 (0.05)

-0.18

-0.11

-0.29

0.006

 20+

3.00 (0.11)

2.76 (0.10)

2.44 (0.07)

-0.24

-0.32

-0.56

0.012

Age at first marriage

 Below 18

4.48 (0.09)

4.40 (0.11)

4.19 (0.06)

-0.08

-0.21

-0.29

0.251

 18–24

3.41 (0.07)

3.14 (0.09)

3.06 (0.05)

-0.27

-0.08

-0.35

0.001

 25+

2.96 (0.14)

2.87 (0.15)

2.38 (0.10)

-0.09

-0.49

-0.58

0.041

Family size preferences

 0–2

2.57 (0.09)

2.48 (0.11)

2.51 (0.06)

-0.09

0.03

-0.06

0.024

 3–4

3.62 (0.70)

3.33 (0.08)

3.09 (0.04)

-0.29

-0.24

-0.53

< 0.001

 5+

4.83 (0.09)

4.91 (0.13)

4.88 (0.08)

0.08

-0.03

0.05

0.416

Child mortality experience

 No child death

3.02 (0.05)

3.04 (0.80)

2.91 (0.04)

0.02

-0.13

-0.11

< 0.001

 ≥ 1 deaths

5.92 (0.09)

5.42 (0.12)

5.50 (0.09)

-0.5

0.08

-0.42

< 0.001

Ever used contraceptive

 No

3.82 (0.11)

3.55 (0.12)

3.54 (0.10)

-0.27

-0.01

-0.28

0.012

 Yes

3.74 (0.06)

3.54 (0.10)

3.31 (0.04)

-0.2

-0.23

-0.43

0.002

Total

3.77 (0.08)

3.54 (0.09)

3.36 (0.04)

-0.23

-0.18

-0.41

< 0.001