Table 4 Results of bivariable and multivariable binary logistic analysis of factors associated with dietary diversity score among adolescent girls in Nifas Silk Laphto sub city, Addis Ababa Ethiopia. 2021 (n = 460)

Age

Early

211

24

6.01(3.48–10.4)

 < 0.001

4.19(2.29–7.66)

 < 0.001**

Middle

65

27

1.64(0.93–2.90)

0.085

1.55(0.81–2.95)

0.143

Late

79

54

1

1

Grade

Primary

231

36

4.16(2.49–6.98)

 < 0.001

1.01(0.24–4.27)

0.992

Secondary

53

23

1.49(0.81–2.76)

0.201

1.04(0.37–2.79)

0.978

Preparatory and above

71

46

1

1

Parents marital status

Married

172

66

0.56(0.36–0.87)

0.010

0.75(0.43–1.31)

0.312

Other

183

39

1

1

Family size

≤4

173

34

1.99(1.26–3.14)

0.003

1.08(0.56–209)

0.613

 > 4

182

71

1

1

Wealth index

Poor

133

44

0.30(0.16–0.58)

 < 0.001

0.77(0.36–1.72)

0.485

Medium

83

47

0.18(0.10–0.34)

 < 0.001

0.27(0.12–0.57)

 < 0.001**

Rich

139

14

1

1

Food security status

Food secure

178

87

0.21(0.12–0.35)

 < 0.001

0.30(0.16–0.55)

0.001*

Food insecure

177

18

1

1

Adolescent girls nutritional knowledge

Poor

209

25

4.58(2.79–7.53)

 < 0.001

0.71(0.25–2.03)

0.523

Good

146

80

1

1

Maternal nutritional knowledge

Poor

201

39

2.21(1.41–3.46)

0.001

1.56(0.91–2.65)

0.103

Good

154

66

1

1

Meal frequency

≤3 times

186

13

7.79(4.20–14.4)

 < 0.001

4.54(2.29–9.00)

 < 0.001**

 > 3 times

169

92

1

1

Nutritional counseling

Yes

39

29

0.32(0.19–0.56)

0.002

0.63(0.34–1.17)

0.141

No

316

76

1

1

Chronic disease

Yes

16

11

0.41(0.18–0.89)

0.026

0.69(0.26–1.81)

0.450

No

339

94

1

1