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Table 2 Quality assessment

From: Folic acid supplementation in European women of reproductive age and during pregnancy with excessive weight: a systematic review

Items

Cawley et al. [28]

Linell et al. [29]

Malvasi et al. [30]

Nor Moh-d-Shukri et al. [31]

Redfern K et al. [32]

Santamaria et al. [33]

Vitale S et al. [34]

O'Malley et al. [27]

1. Theoretical or conceptual underpinning to the research

3

2

3

2

3

3

2

3

2. Statement of research aim/s

3

3

3

2

3

3

3

3

3. Clear description of research setting and target population

3

3

3

2

3

3

1

2

4. The study design is

appropriate to address the stated research aim/s

3

3

2

3

3

3

2

3

5. Appropriate sampling to address the research aim/s

3

3

1

2

2

2

0

2

6. Rationale for choice of data collection tool/s

2

3

2

2

2

2

2

3

7. The format and content of data collection tool is appropriate to address the stated research aim/s

3

2

2

3

3

2

2

3

8. Description of data collection procedure

2

2

3

3

3

3

2

3

9. Recruitment data provided

3

2

3

2

3

2

2

3

10. Justification for analytic method selected

2

3

2

2

2

2

2

2

11. The method of analysis was appropriate to answer the research aim/s

2

3

2

2

2

3

3

3

12. Evidence that the research stakeholders have been considered in research design or conduct

2

1

3

2

2

2

2

2

13. Strengths and limitations critically discussed

3

1

3

1

3

3

3

3

Total score

(sum and % of 13 items' score)

34

(80,90%)

31

(73,80%)

32

(76,20%)

28

(66,60%)

34

(80,90%)

33

(78,50%)

26

(66,66%)

35

(83,30%)

  1. The study quality for the eligible studies is presented. A value of between 0 and 3 was assigned to each item