17. AMSTAR ratings for each systematic review: adolescent children (aged 11 to 18 years).

Study and review title

1.*

2.*

3.*

4.*

5.*

6.*

7.*

8.*

9.*

10.*

11.*

Total score (out of a maximum of 11)

Supplementation

Fernández‐Gaxiola 2019 Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and adult menstruating women

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

11

Neuberger 2016 Oral iron supplements for children in malaria‐endemic areas

Yes

Yes

Yes

No

Yes

Yes

Yes

Yes

Yes

Yes

No

9

Salam 2016 Interventions to improve adolescent nutrition: a systematic review and meta‐analysis

No

Yes

Yes

No

No

Yes

Yes

Yes

Yes

No

No

6

Salam 2020 Effects of preventive nutrition interventions among adolescents on health and nutritional status in low‐ and middle‐income countries

Yes

Yes

Yes

Yes

No

Yes

Yes

Yes

Yes

No

No

8

AMSTAR: A Measurement Tool to Assess Reviews

*Criteria for AMSTAR:

1. A priori design provided
2. Duplicate study selection and data extraction
3. Comprehensive literature search performed
4. Status of publication used as an inclusion criterion
5. List of studies (included and excluded) provided
6. Characteristics of included studies provided
7. Quality of included studies assessed and documented
8. Quality of included studies used appropriately in formulating conclusions
9. Appropriate methods used to combine the findings of the studies
10. Likelihood of publication bias assessed
11. Conflict of interest stated