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Table 2 Newcastle–Ottawa Scale of observational studies

From: Distal tibial tubercle osteotomy can lessen change in patellar height post medial opening wedge high tibial osteotomy? A systematic review and meta-analysis

  

Selection

    

Outcome

  

Study

Exposed

Cohort

Noexposed

Cohort

Ascertainment

of Exposure

Outcome

of Interest

Comparability

Assessment

of Outcome

Length of

Follow-Up

Adequacy of

Follow-Up

Total

Score

Kim et al .[24]

*

*

*

*

*

*

*

*

8

Horikawa et al .[25]

*

*

*

*

*

*

*

*

8

Ogawa et al .[26]

*

*

*

*

*

*

*

*

8

Krau se et al .[27]

*

*

*

*

*

*

  

6

Park et al .[28]

*

*

*

*

*

*

*

*

8

Gooi et al .[29]

*

*

*

*

*

*

  

6

Morsi et al .[30]

*

*

*

*

*

*

*

*

8

Longino et al .[31]

*

*

*

*

*

*

*

*

8

Elmali et al .[32]

*

*

*

*

*

*

*

*

8

Hinterwimmer et al .[33]

*

*

*

*

*

*

  

6

Gaasbeek et al. [34]

*

*

*

*

*

*

*

 

7

  1. * Risk of bias was assessed using the Newcastle–Ottawa Scale. A higher overall score indicates a lower risk of bias; a score of 5 or less (out of 9) corresponds to a high risk of bias
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X