From: Evaluation of the first annular pulley stretch effect under isometric contraction of the flexor tendon in healthy volunteers and trigger finger patients using ultrasonography
Pattern A (mm)
Pattern B (mm)
P value
Parameter a
2.78 [0.29]
3.00 [0.32]
0.23
Parameter b
1.45 [0.16]
1.46 [0.16]
0.85
Parameter c
4.59 [0.28]
4.63 [0.35]
0.82
Parameter d
2.74 [0.14]
3.53 [0.15]
< 0.001