Dyslipidemia Might Be Associated with an Increased Risk of Osteoarthritis

Table 2

Modified Newcastle-Ottawa Scale scores for the included studies. The asterisks represent a score (number of stars).

Author/year of publication	Fully defined cases	Defines the study design	Selection of controls	Describes the general characteristics	Controlled for important factors or confounding factors	Lists of inclusion and exclusion criteria for all participants	Provides enrollment duration for all participants	Indicates study period and follow-up duration	Total score
Zhou/2017									9
Frey/2017									8
Xie/2017									8
Gil/2017									7
Engstrom/2009									7
Han/2013									8
Inoue/2011									5
Hussain/2014									7
Sturmer/1998									5