Subscale

Pretest Alpha and deleted items

Postest Alpha and deleted items

Goal setting

0.76 I set hard but achievable goals

0.76

Self-confidence

This dimension is not considered in the calculations, it is eliminated (alpha = −1.12, impossible to optimize alpha to make it acceptable

Subscale eliminated

Commitment

Eliminated dimension

Subscale eliminated

Stress reaction

Eliminated dimension

Subscale eliminated

Control of fear

Eliminated dimension

Subscale eliminated

Relaxation

0.81 I relax quickly and easily

0.81

Activation

Eliminated dimension

Subscale eliminated

Imagery

0.84 2 items deleted: My mental evocations are clear.

I can easily change the evocation in my head

0.84

Mental practice

0.68 My mental practice is planned

0.68

Focusing

0.62

0.62

Refocusing

Eliminated dimension

Subscale eliminated

Competition planning

0.67; 2 items deleted: I am planning a series of things to do before a competition, I am planning a series of things to think about during a competition

0.67