Correlation between anti-mullerian hormone with insulin resistance in polycystic ovarian syndrome: a systematic review and meta-analysis

Table 2 Bias risk assessment

Question	Authors
Question	Shen et.al	Feldman et.al	La Marca et.al	Chun et al.	Caglar et al.	Sahmay et al.	Tokmak et al.	Skalba et al.	Jun et al.	Tian et al.	Chen et al.	Wiweko et al.	Öztürk et al.	Yetim Şahin et al.	Gupta et al.	Zhang et al.	Sharma et al.	Fu et al.	Sova et al.	Woo et al.	Chao-Yan et al.	Han Zhao et al
Were the criteria for inclusion in the sample clearly defined?	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Were the study subjects and the setting described in detail?	Yes	Yes	No	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	Yes	No	Yes	Yes	No	Yes	No	Yes	Yes	Yes	Yes
Was the exposure measured in a valid and reliable way?	No	No	No	No	No	No	No	No	No	No	No	No	No	No	No	No	No	No	No	No	No	No
Were objective, standard criteria used for measurement of the condition?	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Were confounding factors identified?	Yes	No	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	No	No	No	Yes	Yes	Yes	No	Yes	Yes	Yes
Were strategies to deal with confounding factor stated?	Yes	No	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	No	No	No	Yes	Yes	Yes	No	Yes	Yes	Yes
Were the outcomes measured in a valid and reliable way?	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Was appropriate statistical analysis used?	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Grading	87.5%	62.5%	75%	87.5%	87.5%	87.5%	87.5%	75%	87.5%	87.5%	75%	62,5%	62.5%	62.5%	62.5%	75%	87.5%	75%	62.5%	87.5%	87.5%	87.5%
Risk of Bias	Low	Moderate	Low	Low	Low	Low	Low	Low	Low	Low	Low	Moderate	Moderate	Moderate	Moderate	Low	Low	Low	Moderate	Low	Low	Low

ISSN: 1757-2215