Ā | M | SD | Range | Skew | Kurt | Gender differences | |||
---|---|---|---|---|---|---|---|---|---|
ANOVA | Chi2-test | ||||||||
Descriptive statistics | Ā | Ā | Ā | Ā | Ā | F | Ī·2 | Chi2 | Ļ |
Item 1 | 1.07 | 1.02 | 0-4 | 0.77 | 0.05 | 20.46*** | .014 | --- | --- |
Item 2 | 0.65 | 0.97 | 0-4 | 1.51 | 1.60 | 7.40** | .005 | --- | --- |
Item 3 | 0.92 | 1.16 | 0-4 | 1.12 | 0.27 | 6.74* | .005 | --- | --- |
Item 4 | 1.03 | 0.96 | 0-4 | 0.94 | 0.50 | 25.80*** | .017 | --- | --- |
Item 5 | 1.25 | 0.88 | 0-4 | 0.56 | 0.19 | 6.96** | .005 | --- | --- |
Item 6 | 1.14 | 0.97 | 0-4 | 0.84 | 0.46 | 3.44 | .002 | --- | --- |
Item 7 | 0.61 | 0.89 | 0-4 | 1.61 | 2.43 | 11.40** | .008 | --- | --- |
ISI total score | 6.67 | 4.39 | 0-27 | 1.00 | 1.13 | 25.91*** | .017 | 21.02*** | .12 |
Bivariate correlations | Item 1 | Item 2 | Item 3 | Item 4 | Item 5 | Item 6 | Item 7 | rit | |
Item 1 | --- | .43*** | .27*** | .58*** | .25*** | .17*** | .39*** | .55*** | |
Item 2 | .39** | --- | .47*** | .53*** | .17*** | .11** | .34*** | .55*** | |
Item 3 | .25*** | .43*** | --- | .36*** | .13*** | .12** | .28*** | .42*** | |
Item 4 | .53*** | .51*** | .36*** | --- | .25*** | .14*** | .50*** | .63*** | |
Item 5 | .23*** | .24*** | .16*** | .34*** | --- | .47*** | .30*** | .39*** | |
Item 6 | .15*** | .14*** | .11** | .20*** | .46*** | --- | .17*** | .28*** | |
Item 7 | .42*** | .34*** | .25*** | .48*** | .33*** | .27*** | --- | .52*** | |
rit | .50*** | .54*** | .39*** | .64*** | .44*** | .32*** | .54*** | --- |