Cumberland Ankle Instability Tool

A validated 9-item questionnaire designed to measure the severity of functional ankle instability in individuals with chronic ankle instability.

Instructions:

Please answer all 9 questions based on your ankle condition and experiences over the past month. For each question, select the response that best describes your situation. Consider your most affected ankle when answering. The questionnaire takes approximately 3-5 minutes to complete.

Ankle Stability Assessment

1
2
3
4
5
6
7
8
9
10
WorstBest
1
2
3
4
5
6
7
8
9
10
WorstBest
1
2
3
4
5
6
7
8
9
10
WorstBest
1
2
3
4
5
6
7
8
9
10
WorstBest
1
2
3
4
5
6
7
8
9
10
WorstBest
1
2
3
4
5
6
7
8
9
10
WorstBest
1
2
3
4
5
6
7
8
9
10
WorstBest
1
2
3
4
5
6
7
8
9
10
WorstBest
1
2
3
4
5
6
7
8
9
10
WorstBest

Patient Watch Form - 10/31/2025