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Corrected item-total correlations of the STAI-S scale (n = 1142).
| Name | Nature | r |
| STAI-15 | P | 0.776 |
| STAI-18 | N | 0.771 |
| STAI-2 | P | 0.767 |
| STAI-10 | P | 0.750 |
| STAI-17 | N | 0.749 |
| STAI-19 | P | 0.746 |
| STAI-8 | P | 0.743 |
| STAI-5 | P | 0.729 |
| STAI-6 | N | 0.727 |
| STAI-4 | N | 0.722 |
| STAI-16 | P | 0.720 |
| STAI-13 | N | 0.718 |
| STAI-7 | N | 0.716 |
| STAI-1 | P | 0.715 |
| STAI-20 | P | 0.715 |
| STAI-9 | N | 0.706 |
| STAI-3 | N | 0.704 |
| STAI-11 | P | 0.697 |
| STAI-12 | N | 0.641 |
| STAI-14 | N | 0.544 |
*Correlations in bold indicate the five higher positively (P) and negatively (N) worded items.
