Table 3 Summary of meta-analysis for the associated factors of anemia among Ethiopian adolescent girls, 2021

Attained menarche

2

1.96(1.33,2.88)

0.001

0.41

0.52

0.000

Not applicable *

 ≥ 5 days of blood flow during menses

2

6.21(1.67,23.12)

0.006

5.61

0.018

82.17

Not applicable *

Food insecurity

3

1.48(1.16, 1.88)

0.002

2.68

0.26

25.33

0.034

Inadequate diet diversity score

2

2.81(1.33,5.9)

0.007

0.99

0.046

74.96

Not applicable *

Presence of intestinal parasite

2

3.51(2.17,5.69)

 < 0.001

0.14

0.71

0.000

Not applicable *

Low BMI

3

2.49(1.79,3.46)

 < 0.001

0.15

0.93

0.000

0.43

Rural residence

3

1.79(1.34, 2.39)

0.06

6.51

0.04

69.3

0.97