Table 3: The result of the comparison between the measurements of affected and contralateral normal digits.

Flexor tendon
A1 pulley Anterior-posterior Radial-ulnar
Neutral position <0.01 <0.01 0.04
Hook grip position <0.01 <0.01 0.39

The P-value is described in each box. Statistical significance of the comparison was examined by the Student’s t-test. Bold and oblique numbers indicate the P-values <0.05.