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Table 2 Quality assessment of the included cohort studies

From: Dairy product consumption and risk of hip fracture: a systematic review and meta-analysis

Newcastle-Ottawa Scale for assessing the quality of cohort studies in meta-analysis
  Selection     Comparability Outcome    
Study Representativeness of the exposed cohort Selection of the non-exposed cohort Ascertainment of exposure Demonstration that the current outcome of interest was not present at start of study Comparability of cohorts on the basis of the design or analysis Assessment of outcome Was follow-up long enough for outcomes to occur Adequacy of follow up of cohorts Quality score
1 Feskanich 2014     7
2 Michaëlsson 2014 9
3 Sahni 2014 9
4 Feart 2013     7
5 Benetou 2011     7
6 Cumming 1997     7
7 Fujiwara 1997 9
8 Meyer 1997 9
9 Owusu 1997     7
  1. A study can be awarded a maximum of one star for each numbered item within the Selection and Outcome categories. A maximum of two stars can be given for Comparability