Table 2 Corrected item-total correlations and Cronbach’s α when an item is deleted from the GAD-7
From: Validation of the Generalized Anxiety Disorder-7 (GAD-7) and GAD-2 in patients with migraine
Corrected item-total correlation | Cronbach’s α if an item deleted | |
|---|---|---|
Item 1 | 0.770 | 0.899 |
Item 2 | 0.824 | 0.893 |
Item 3 | 0.772 | 0.900 |
Item 4 | 0.718 | 0.905 |
Item 5 | 0.750 | 0.903 |
Item 6 | 0.722 | 0.904 |
Item 7 | 0.659 | 0.911 |