Table 2.

The JBI Critical Appraisal Checklist for Case Series.

Query	Chunyan Lan	Yin Wang	Lingfang Xia	Hyun Cheol Chung	Kenji Tamura
Were there clear criteria for inclusion in the case series?	YES	YES	YES	YES	YES
Was the condition measured in a standard, reliable way for all participants included in the case series?	YES	YES	YES	YES	YES
Were valid methods used for the identification of the condition for all participants included in the case series?	YES	YES	YES	YES	YES
Did the case series have consecutive inclusion of participants?	UNCLEAR	YES	YES	YES	UNCLEAR
Did the case series have a complete inclusion of participants?	YES	YES	YES	YES	YES
Was there clear reporting of the demographics of the participants in the study?	YES	YES	YES	YES	YES
Was there clear reporting of clinical information of the participants?	YES	YES	YES	YES	YES
Were the outcomes or follow-up results of cases clearly reported?	YES	YES	YES	YES	YES
Was there clear reporting of the presenting site(s)/clinic(s) demographic information?	YES	YES	YES	YES	YES
Was statistical analysis appropriate?	YES	YES	YES	YES	YES
Overall appraisal	Include	Include	Include	Include	Include