Table 12 Result of intercept and random slope for PPVT cognitive achievement Score.

School ID

(Intercept)

35.70

5.98

School Type

School type: Private

3.92

1.98

0.054

Mothers Educational Level

Mother: primary edu.

2.99

1.73

0.65

0.27

Mother: secondary edu.

9.51

3.08

0.54

0.81

0.79

Mother: diploma and +

7.02

2.65

0.55

0.77

0.78

0.67

Residuals

155.33

12.46

Fixed effects:

Estimate

Std.error

t-value

(Intercept)

54.80***

14.90

3.66

Transportation: Public

3.02

1.76

1.70

Time in minute of students

−0.06**

0.02

−2.80

Age in months of students

0.093

0.081

1.15

Household size

−0.69***

0.19

−3.72

Access of electricity

2.33**

0.78

3.00

Access of water

1.21

0.67

1.81

Height-for-age z score

0.92**

0.33

2.81

Weight-for-age z score

0.70*

0.33

2.16

School type: Private

2.29**

0.83

2.76

Place of residence: Urban

5.09***

0.77

6.63

Mother: primary educational

2.15*

0.86

2.51

Mother: secondary educational

1.25

1.15

1.08

Mother: diploma and +

0.84

1.27

0.66

Region: Amhara

−2.63

4.04

−0.65

Region: Oromiya

−4.50

3.95

−1.14

Region: SNNPR

−9.16***

2.32

−3.94

Region: Addis Ababa

11.98**

4.22

2.84