Table 3 Results from the Multivariate Linear Regressions Analysis Examining the Association of Child Marriage (CM) on Overall Psychological Well-being (O-PWB) and its Sub-Domains in Niger (n = 2463)

Married at 12 or Earlier

−7.14

−9.42

−8.26

− 1.92

−8.90

−6.19

−8.18

(2.26)**

(2.73)***

(2.98)**

(2.68)

(2.83)**

(1.87)**

(3.14)**

Married at 13

−5.06

−5.46

−4.40

−4.52

−4.54

−3.82

−7.19

(2.06)**

(2.59)**

(2.85)

(2.35)*

(2.36)*

(1.69)**

(2.86)**

Married at 14

−2.90

−3.24

− 3.83

−0.75

− 3.25

−1.81

− 3.80

(1.59)*

(1.84)*

(2.34)

(1.80)

(2.04)

(1.33)

(2.24)*

Married at 15

−3.27

−2.85

− 3.14

− 3.07

−3.02

− 3.09

−4.21

(1.59)**

(1.82)

(2.07)

(1.83)*

(1.95)

(1.34)**

(2.12)**

Married at 16

−2.98

−3.59

−3.49

− 2.35

− 3.04

−1.28

−4.03

(1.87)

(2.27)

(2.49)

(1.92)

(2.21)

(1.29)

(2.61)

Married at 17

−3.08

−3.55

−3.89

− 3.26

−2.25

−1.39

−3.63

(1.90)

(2.06)*

(2.55)

(2.04)

(2.35)

(1.51)

(2.37)

Current Age

−0.14

−0.10

−0.21

− 0.08

− 0.19

− 0.06

− 0.25

(0.09)

(0.11)

(0.11)*

(0.10)

(0.11)*

(0.08)

(0.12)**

Schooling

2.63

3.10

2.59

2.62

2.22

2.71

2.61

(1.61)

(1.75)*

(2.05)

(1.68)

(1.99)

(1.42)*

(2.34)

Employed

−1.17

0.58

0.68

−3.24

−3.32

−0.49

− 1.70

(2.92)

(3.41)

(3.31)

(3.06)

(3.62)

(2.64)

(4.26)

1–2 Children

4.10

5.47

4.98

6.55

2.86

2.58

2.07

(1.98)**

(2.38)**

(2.49)**

(2.31)**

(2.50)

(2.17)

(2.58)

3–5 Children

5.50

7.23

6.89

7.14

4.56

2.46

4.67

(1.91)**

(2.36)**

(2.27)**

(2.16)**

(2.41)*

(1.98)

(2.52)*

6 or More

3.04

3.91

4.27

4.48

1.64

0.76

2.51

(2.22)

(2.71)

(2.74)

(2.40)*

(2.81)

(2.11)

(3.12)

IPV

−12.47

−14.18

−12.55

−12.83

−15.02

−9.85

− 11.34

(2.18)***

(2.42)***

(2.75)***

(2.34)***

(2.84)***

(1.94)***

(2.45)***

Polygamy

0.29

0.83

0.99

0.09

−0.36

−1.09

0.93

(1.15)

(1.40)

(1.53)

(1.21)

(1.36)

(0.96)

(1.48)

 6–10 years

0.91

1.55

1.52

0.35

2.21

0.54

−0.35

(1.24)

(1.45)

(1.51)

(1.43)

(1.48)

(1.08)

(1.64)

 10 and More

0.22

−0.23

−0.03

0.08

2.68

0.32

−0.04

(1.29)

(1.57)

(1.59)

(1.32)

(1.65)

(1.11)

(1.69)

 Poorer House

−3.09

−2.66

−3.41

−4.31

−2.72

−3.16

−2.74

(1.45)**

(1.91)

(1.97)*

(1.55)**

(1.70)

(1.22)**

(1.76)

 Poor Household

−1.18

−0.93

−0.78

−1.47

−1.07

−1.76

−1.38

(1.30)

(1.61)

(1.81)

(1.54)

(1.71)

(1.18)

(1.73)

 Richer Household

−1.32

− 1.28

− 1.44

−2.04

− 1.11

−0.69

−1.73

(1.59)

(1.91)

(2.05)

(1.68)

(2.01)

(1.43)

(1.94)

 Richest Household

−1.07

−0.23

−0.73

− 1.65

− 1.14

−1.26

− 1.44

(1.67)

(2.04)

(2.10)

(1.81)

(2.08)

(1.60)

(2.01)

 Community (O-PWB)

0.74

0.72

0.75

0.65

0.69

0.71

0.73

(0.03)***

(0.04)***

(0.03)***

(0.04)***

(0.04)***

(0.03)***

(0.04)***

 Community (CM)

−0.27

− 0.47

− 0.53

0.14

− 0.43

− 0.24

− 0.13

(0.32)

(0.40)

(0.43)

(0.42)

(0.40)

(0.30)

(0.42)

 Community (IPV)

6.23

6.02

7.66

4.43

4.71

4.83

5.13

(2.96)**

(3.54)*

(3.75)**

(3.28)

(4.05)

(2.67)*

(4.06)