Table 2.

Item-total correlation for the Beighton score items.

Item	Item-Total Correlation
Dorsiflexion 5th digit right	0.42
Dorsiflexion 5th digit left	0.43
Elbow right	0.41
Elbow left	0.40
Knee right	0.32
Knee left	0.23
Thumb right	0.48
Thumb left	0.47
Hands on floor	0.16