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Table 3 Assessment of methodological quality of included studies

From: Economic evaluations in water-fluoridation: a scoping review

Reference

1. Is there a well defined question?

2. Is there a comprehensive description of alternatives?

3. Are all important and relevant costs and outcomes for each alternative identified?

4. Has clinical effectiveness been established?

5. Are costs and outcomes measured accurately?

6. Are costs and outcomes valued credibly?

7. Are costs and outcomes adjusted for differential timing?

8. Is there an incremental analysis of costs and consequences?

9. Were sensitivity analyses conducted to investigate uncertainty in estimates of cost or consequences?

10. Do study results include all issues of concern to users?

11. Are the results generalizable to the setting of interest in the review?

Quality Rating

Davies 1973 [34]

Unclear

Yes

Yes

Yes

Yes

Yes

No

No

No

Yes

No

Moderate

Nelson 1976 [42]

Yes

Yes

Yes

Yes

No

No

Yes

No

No

Yes

No

Moderate

Carr 1980 [49]

No

Unclear

Yes

Yes

No

Yes

Yes

No

Yes

Yes

No

Moderate

Doessel 1985 [35]

Yes

No

Yes

No

No

No

Yes

No

Yes

Yes

No

Moderate

Birch 1986 [30]

Yes

No

Yes

Yes

Yes

Yes

Yes

No

No

Yes

No

Moderate

Manau 1987 [38]

Yes

No

No

Yes

No

No

No

No

No

Yes

No

Fair

Birch 1990 [29]

Yes

No

No

Yes

No

No

Yes

Yes

Yes

No

No

Moderate

MillƔn 1991 [40]

Yes

No

No

No

No

No

Yes

Yes

No

No

No

Fair

Murgueytio 1995 [41]

Yes

Yes

Yes

Yes

No

Yes

No

No

No

Yes

No

Moderate

Arjunan 2000 [50]

Yes

Yes

Unclear

Yes

No

Yes

Yes

No

Yes

No

No

Moderate

Griffin 2001 [36]

Yes

Yes

Yes

Yes

No

No

Yes

Yes

Yes

Yes

No

Moderate

Wright 2001 [46]

Yes

No

Yes

Yes

Yes

No

Yes

No

Yes

Yes

Yes

Moderate

Oā€™Connell 2005 [44]

Yes

Yes

No

Yes

Yes

No

Yes

No

Yes

Yes

Yes

Moderate

Campain 2010 [31]

Yes

Yes

Yes

Yes

Yes

Yes

Yes

No

Yes

Yes

Yes

Good

Ciketic 2010 [32]

Yes

Yes

No

No

Yes

No

Yes

No

Yes

Yes

No

Moderate

Cobiac 2012 [33]

Yes

Yes

Yes

Yes

Yes

Yes

Yes

No

Yes

Yes

Yes

Good

Kroon 2012 [37, 53]

Yes

Yes

No

Yes

Yes

Yes

No

No

No

No

No

Moderate

MariƱo 2012 [39, 54]

Yes

No

Yes

Yes

No

Yes

Yes

Yes

Yes

Yes

Yes

Good

Tchouaket 2013 [45]

Yes

Yes

Yes

Yes

Yes

Yes

Yes

No

Yes

Yes

Yes

Good

Edelstein 2015 [51]

Yes

Yes

No

Yes

No

No

No

No

No

No

No

Fair

Fyfe 2015 [47]

Yes

Yes

Yes

Yes

Yes

Yes

Yes

No

Yes

Yes

Yes

Good

Atkins 2016 [52]

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

No

Yes

Yes

Good

Oā€™Connell 2016 [43]

Yes

Yes

Yes

Yes

Yes

Yes

Yes

No

Yes

Yes

Yes

Good

Moore 2017 [48]

Yes

No

Yes

Yes

Yes

Yes

Yes

No

Yes

Yes

Yes

Good