Table 1.

Extracted Data^a

Population Description	Test Conditions	Whether Test Conditions Were Similar for the Measurements
Number of participants	Beighton score modifications	Participant sequence generation
Age	Examination setting	Whether sequence of participants was concealed
Sex	Number of raters	Blinding of raters
Diagnostic criteria	Rater professions	Key conclusions of study authors
Inclusion criteria	Experience	Statistical tests
Exclusion criteria	Training	COSMIN criteria
Time between measurements	Whether patients were stable in the interim

^aCOSMIN, Consensus-Based Standards for the Selection of Health Measurement Instruments.