Table 2 Parametric properties of the Intolerance of Uncertainty Scale’s items in the total sample
Mean | SD | Median | Skewness | Kurtosis | Alpha if item deleted | |
|---|---|---|---|---|---|---|
IUS 1 | 2.79 | 1.15 | 3.00 | 0.114 | − 0.775 | 0.90 |
IUS 2 | 2.89 | 1.14 | 3.00 | 0.057 | − 0.747 | 0.90 |
IUS 3 | 3.01 | 1.21 | 3.00 | 0.005 | − 0.937 | 0.90 |
IUS 4 | 2.83 | 1.4 | 3.00 | 0.159 | − 0.947 | 0.90 |
IUS 5 | 2.91 | 1.26 | 3.00 | 0.082 | -1.023 | 0.90 |
IUS 6 | 2.63 | 1.19 | 3.00 | 0.263 | − 0.787 | 0.89 |
IUS 7 | 3.06 | 1.19 | 3.00 | − 0.030 | − 0.881 | 0.90 |
IUS 8 | 2.35 | 1.18 | 2.00 | 0.500 | − 0.678 | 0.90 |
IUS 9 | 2.33 | 1.18 | 2.00 | 0.449 | − 0.795 | 0.90 |
IUS 10 | 2.73 | 1.17 | 3.00 | 0.196 | − 0.802 | 0.89 |
IUS 11 | 2.48 | 1.17 | 2.00 | 0.365 | − 0.721 | 0.89 |
IUS 12 | 2.68 | 1.19 | 3.00 | 0.263 | − 0.752 | 0.90 |
Prospective anxiety | 20.10 | 6.09 | 20.00 | 0.085 | − 0.430 | - |
Inhibitory anxiety | 12.56 | 4.74 | 12.00 | 0.396 | − 0.320 | - |