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Table 1 Patterns of distal biceps tendon rupture mechanism

From: Distal biceps tendon ruptures occur with the almost extended elbow and supinated forearm – an online video analytic study

Pattern

Percentage (%)

Activity

Stress

Elbow Movement

Elbow Position

Forearm Movement

Forearm Position

Shoulder Position

I

71,4

Deadlifting

Tension

Isometric

Extended

Isometric

Supinated

Neutral Rotation

Extension

Adduction

II

10,7

Biceps curls

Tension

Extending

 < 30° Flexion

Isometric

Supinated

Neutral Rotation

Flexion

Adduction

III

5,4

Arm wrestling

Tension

Extending

 < 30° Flexion

Supinating

Supinated

Neutral Rotation

Flexion

Abduction

IV

5,4

Calisthenics

Compression

Isometric

Extended

Supinating

Supinated

Neutral Rotation

Flexion

Abduction