Table 1. The 12-item SSCS and the new nine-item short version of the TICS and its item discriminative power (N = 2,473).
| SSCS | Scale | M | SD | Item-rest correlation | Skewness | Kurtosis | λ |
|---|---|---|---|---|---|---|---|
| 12-item SSCS | |||||||
| tics25 | Chronic Worrying | 1.10 | 1.03 | .674 | .74 | -.02 | .705 |
| tics36 | Chronic Worrying | 1.17 | 1.07 | .675 | .64 | -.34 | .703 |
| tics54 | Work Overload | 1.07 | .95 | .702 | .56 | -.37 | .746 |
| tics16 | Chronic Worrying | 1.29 | 1.04 | .607 | .45 | -.50 | .631 |
| tics47 | Excessive Demands from Work | 1.04 | .87 | .611 | .57 | -.07 | .649 |
| tics44 | Work Overload | 1.18 | 1.02 | .636 | .49 | -.50 | .677 |
| tics09 | Chronic Worrying | 1.23 | .97 | .549 | .48 | -.26 | .572 |
| tics35 | Excessive Demands from Work | .95 | .96 | .659 | .85 | .21 | .695 |
| tics57 | Social Overload | .96 | .92 | .655 | .64 | -.28 | .696 |
| tics18 | Lack of Social Recognition | 1.05 | .98 | .622 | .66 | -.22 | .654 |
| tics31 | Lack of Social Recognition | 1.05 | .99 | .618 | .69 | .71 | .654 |
| tics38 | Work Overload | 1.24 | 1.03 | .606 | .40 | -.19 | .648 |
| Total | 13.33 | 8.32 | - | .33 | -.47 | ||
| Nine-item short version of the TICS | |||||||
| tics45 | Social Tensions | .87 | .94 | .677 | .89 | .13 | .717 |
| tics46 | Lack of Social Recognition | 1.12 | 1.06 | .634 | .63 | -.40 | .678 |
| tics54 | Work Overload | 1.07 | .95 | .694 | .56 | -.37 | .753 |
| tics55 | Excessive Demands from Work | .89 | .91 | .658 | .85 | .21 | .714 |
| tics57 | Social Overload | .97 | .92 | .678 | .64 | -.28 | .734 |
| tics37 | Work Discontent | 1.06 | .98 | .643 | .61 | -.37 | .690 |
| tics25 | Chronic Worrying | 1.10 | 1.03 | .592 | .74 | -.02 | .632 |
| tics29 | Social Isolation | 1.22 | .98 | .582 | .49 | -.31 | .615 |
| tics40 | Pressure to Perform | 1.13 | 1.01 | .545 | .59 | -.36 | .576 |
| total | 9.42 | 6.33 | - | -.43 | .10 | ||