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Table 1 Summary Characteristics of Included Studies

From: A systematic review and meta-analysis of the association of dietary diversity with undernutrition in school-aged children

Author, Year

Country

Age

Sex

Health status

Sample

size

Diet index assessment

Comparison

No. of variables in adjustments

Outcome

Quality score

Adeomi et al.

2022 [30]

Nigeria

6–19 years old

G/B

Healthy

1200

30 days-FFQ

DDS < 4 food groups VS.

DDS ≥ 4 food groups

5

Thinness

10

Mulu Birru et al.

2021 [41]

Ethiopia

14–15 years old

G/B

Healthy

364

24-h recall

DDS ≥ 5 food groups vs.

DDS < 5 food groups

26

Stunting

10

Mersha et al.

2021 [17]

Ethiopia

10–19 years old

G

Healthy

706

24-h recall

DDS ≥ 5 food groups vs.

DDS < 5 food groups

12

Stunting/ Wasting

10

Patil et al.

2021 [27]

India

16–18 years old

G

Healthy

586

24-h recall

DDS < 3 food groups vs.

DDS ≥ 3 food groups

NOT Adjusted

Stunting/ Thinness

7

Yasuoka et al.

2020 [21]

Ethiopia

6–15 years old

G/B

HIV

298

24-h recall

DDS 5–7 groups vs.

DDS 0–4 groups

10

Stunting/ Wasting

8

Shiferaw et al.

2020 [32]

Ethiopia

10–19 years old

G/B

HIV

260

24-h recall

DDS < 6 food groups vs.

DDS ≥ 6 food groups

NOT Adjusted

Stunting/ Thinness

7

Kahssay et al.

2020 [18]

Ethiopia

10–19 years old

G

Healthy

340

24-h recall

DDS < 4 food groups vs.

DDS ≥ 4 food groups

10

Stunting/ Thinness

10

Gezahegn et al.

2020 [31]

Ethiopia

5–15 years old

G/B

HIV

405

Not reported

DDS < 4 food groups vs.

DDS ≥ 4 food groups

5

Stunting

10

Tariku et al.

2019 [55]

Ethiopia

10–19 years old

G

Healthy

1550

24-h recall

DDS < 4 food groups vs.

DDS ≥ 4 food groups

NOT Reported

Stunting

7

Jikamo et al.

2019 [20]

Ethiopia

13–17 years old

G/B

Healthy

2084

7days-recall

DDS\(\le 4\)food grups

DDS > 9–12 food groups

S: 6

T:7

Stunting

10

Getaneh et al.

[19] 2019

Ethiopia

6–14 years old

G/B

Healthy

523

24-h recall

DDS ≥ 7 food groups vs.

DDS < 4 food groups

4

Stunting

10

Engidaw et al. 2019 [56]

Ethiopia

10–19

G

Healthy

423

24-h recall

DDS\(\le 3\)food grups vs.

DDS > 6food groups

4

Stunting

8

Belay et al.

2019 [48]

Ethiopia

5–14 years old

G/B

Healthy

848

24-h recall

DDS < 4 food groups vs.

DDS ≥ 4 food groups

4

Thinness

8

Aiga et al.

2019 [25]

Madagascar

5–14 years old

G/B

Healthy

205

24-h recall

DDS\(\le 4\)food grups vs.

DDS > 9–12 food groups

16

Thinness

10

Tariku et al.

2018 [57]

Ethiopia

6–14 years old

G/B

Healthy

389

24-h recall

DDS < 4 food groups vs.

DDS ≥ 4 food groups

4

Stunting/ Thinness

10

Radhika et al.

2018 [26]

India

10–19 years old

G

Healthy

3930

24-h recall

DDS > 5 food groups vs.

DDS ≤ 5 food groups

NOT Reported

Thinness

8

Getachew et al.

2017 [58]

Ethiopia

7–14 years old

G/B

Healthy

511

24-h recall

DDS < 4 food groups vs.

DDS ≥ 4 food groups

4

Stunting

10

Wassie et al.

2015 [28]

Sri Lanka

10–19 years old

G

Healthy

1281

24-h recall

DDS < 3 food groups vs.

DDS > 6 food groups

4

Thinness

10

Darapheak et al.

2013 [59]

Cambodia

6–14 years old

G/B

Healthy

523

24-h recall

DDS ≥ 7 food groups vs.

DDS < 4 food groups

8

Stunting

9

Niranjala et al.

2011 [29]

Sri Lanka

13–16 years old

G/B

Healthy

205

24-h recall

DDS > 5 food groups vs.

DDS ≤ 5 food groups

10

Thinness

9

  1. MDD: Minimum Dietary Diversity, DDS: Dietary Diversity Score, S: Stunting, W: Wasting, B: boy, G: girl