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Table 2 Methodological quality assessment of systematic reviews using the AMSTAR rating

From: Sedentary behaviour and adiposity in youth: a systematic review of reviews and analysis of causality

  AMSTAR items
Author (Year) 1 2 3 4 5 6 7 8 9 10 11* Overall rating
Azevedo et al. (2016)[43] Yes Yes No No No Yes Yes Yes Yes Yes Yes 8
Bautista-Castano et al. (2004)[44] No No No No Yes Yes No No N/A No No 2
Carson et al. (2016)[33] Yes Yes Yes No No Yes No No Yes No Yes 6
Cliff et al. (2016)[34] Yes Yes Yes No No Yes Yes Yes Yes Yes Yes 9
Costigan et al. (2013)[35] No No Yes No No Yes Yes Yes N/A No Yes 5
DeMattia et al. (2007)[45] Yes No Yes No Yes Yes No No Yes No Yes 6
Fletcher et al. (2015)[36] Yes No Yes No No Yes Yes Yes N/A No Yes 6
Froberg & Raustorp (2014)[37] Yes Yes Yes No No Yes No No N/A No Yes 5
Gorely et al. (2004)[38] No No Yes No No Yes No No N/A No No 2
Leech et al. (2014)[39] No No Yes No No Yes No No N/A No Yes 3
Leung et al. (2012)[46] No No Yes No No Yes No No N/A No Yes 3
Liao et al. (2014)[47] No No Yes No No Yes Yes Yes Yes Yes Yes 7
Luckner et al. (2012)[48] No No No No No Yes Yes No Yes Yes Yes 5
Marshall et al. (2004)[9] No No Yes No No No No No Yes No Yes 3
Mistry & Puthussery (2015)[25] Yes No Yes No No Yes Yes Yes Yes No Yes 7
Mitchell & Byun (2014)[40] No No No No No Yes No No N/A No Yes 2
Must & Tybor (2005)[28] No No C/A No No Yes No No N/A No No 0
Pate et al. (2013)[29] No Yes No No No Yes No No N/A No Yes 3
Prentice-Dunn & Prentice-Dunn (2012)[26] Yes No No No No Yes No No N/A No No 2
Ramsey Buchanan et al. (2016)[49] C/A Yes Yes Yes No Yes Yes Yes Yes No Yes 8
Rey-Lopez et al. (2008)[41] No No No No No Yes No No N/A No Yes 2
Saunders et al. (2016)[14] No Yes Yes No No Yes Yes Yes C/A No Yes 6
Stice et al.(2006)[50] No No Yes Yes No Yes No No Yes No Yes 5
Stierlin et al. (2015)[30] Yes No Yes No No Yes Yes Yes N/A No Yes 6
Tanaka et al. (2014)[31] No No C/A No Yes Yes Yes Yes N/A No Yes 5
Van Ekris et al. (2016)[32] No Yes No No No Yes Yes Yes Yes No Yes 5
Wahi et al. (2011)[51] No Yes Yes Yes No Yes Yes Yes Yes No Yes 8
Wu et al. (2016)[52] No Yes Yes No No Yes Yes No Yes Yes No 6
Zhang et al. (2016)[27] No No Yes No No Yes No No Yes Yes Yes 5
  1. *Criterion modified to only assess conflict of interest/source of funding statement of the review
  2. AMSTAR contains 11-items to appraise the methodological aspects of the systematic reviews. All 11-items were scored as “Yes”, “No”, “Can’t Answer” or “Not Applicable”. AMSTAR comprises the following items:
  3. 1. ‘a priori’ design provided;
  4. 2. duplicate study selection/data extraction;
  5. 3. comprehensive literature search;
  6. 4. status of publication as inclusion criteria (i.e., grey or unpublished literature);
  7. 5. list of studies included/excluded provided;
  8. 6. characteristics of included studies documented;
  9. 7. scientific quality assessed and documented;
  10. 8. appropriate formulation of conclusions (based on methodological rigor and scientific quality of the studies);
  11. 9. appropriate methods of combining studies (homogeneity test, effect model used and sensitivity analysis);
  12. 10. assessment of publication bias (graphic and/or statistical test); and
  13. 11. conflict of interest statement