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Table 6 Reliability analysis on 120 patients in week 1 and week 2

From: Urdu translation and cross-cultural validation of Cumberland Ankle Instability Tool (CAIT)

Urdu-CAIT

First Measurement

Mean ± SD

2nd Measurement

Mean ± SD

SEM

SDC

ICC2,1 (95% CI)

Item-total correlation

U-CAIT

Cronbach’s Alpha

Question 1

2.8 ± 1.37

2.7 ± 1.34

0.087

0.81

0.95 (0.93–0.96)

0.90

0.949

Question 2

1.6 ± 1.23

1.5 ± 1.18

0.077

0.76

0.98 (0.96–0.98)

0.95

0.976

Question 3

1.2 ± 0.75

1.2 ± 0.64

0.042

0.56

0.93 (0.90–0.95)

0.87

0.929

Question 4

1.5 ± 0.75

1.5 ± 0.54

0.048

0.60

0.95 (0.93–0.96)

0.90

0.950

Question 5

1.3 ± 0.54

1.2 ± 0.51

0.034

0.51

0.90 (0.86- 0.93)

0.82

0.905

Question 6

1.0 ± 1.04

0.9 ± 0.98

0.065

0.67

0.94 (0.92–0.96)

0.89

0.944

Question 7

1.9 ± 1.04

1.8 ± 0.98

0.065

0.67

0.98 (0.96–0.98)

0.95

0.976

Question 8

2.1. ± 0.84

2.0 ± 0.83

0.056

0.61

0.92 (0.88–0.94)

0.84

0.918

Question 9

1.9 ± 0.86

2.0 ± 0.83

0.054

0.61

0.93 (0.90–0.95)

0.87

0.930

Total Score

15.5 ± 5.11

14.9 ± 5.16

0.331

1.59

0.94 (0.92–0.96)

0.89

0.948

  1. Abbreviations; CAIT Cumberland ankle instability tool, W1 Week 1, W2 Week 2, SD Standard deviation, SEM Standard Error Mean, SDC Smallest Detectable Change, ICC Intraclass correlation]