Table 4 Summary of descriptive, reliability and validity statistics
Floor and Ceiling | Reliability | Validity (Pearson’s R) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
M (SD) | Min | Max | Lowest Score (%) | Highest Score (%) | Internal consistency (α) | Test - Retest | Concurrent | Convergent | ||||||
ICC | CIa | |||||||||||||
SIS Total | SR | IS | SI | |||||||||||
Lower | Upper | |||||||||||||
SSS | −7.73 (10.37) | −24 | 16 | 5 | 0 | .643 | .721 | .467 | .866 | .525** | .441* | .160 | .590** | −.475* |
SSS Harm | 15.73 (8.16) | 4 | 28 | 15 | 12.5 | .938 | .864 | .717 | .937 | .587** | .499* | .177 | .654** | −.295* |
SSS Cope | 23.47 (4.02) | 12 | 28 | 5 | 22.5 | .866 | −.199 | −.507 | .294 | −.161 | −.124 | −.055 | −.193 | .186 |
SsSCOS | 1.83 (0.64) | 1 | 3 | 10 | 0 | .864 | .746 | .503 | .880 | −.001 | −.175 | .488* | −.015 | −.0.32, |
SIS | 42.54 (12.88) | 21 | 79 | 0 | 0 | .906 | .774 | .550 | .894 | −.587** | ||||
SR | 17.24 (6.90) | 7 | 36 | 0 | 2.5 | .868 | .707 | .435 | .860 | −.416* | ||||
IS | 8.60 (2.84) | 5 | 16 | 0 | 0 | .614 | .518 | .158 | .759 | −.483* | ||||
SI | 16.07 (5.53) | 7 | 28 | 0 | 2.5 | .869 | .841 | .674 | .927 | −.600** | ||||