Table 3 Test-retest reliability for the Korean CARE measure
Items | First (n = 35) | Second (n = 35) | Second - First (n = 35) | P by signed rank test | Correlation coefficient | ||||
|---|---|---|---|---|---|---|---|---|---|
mean ± SD | median (range) | mean ± SD | median (range) | mean ± SD | median (range) | Pearson | Spearman | ||
Item 1 | 4.46 ± 1.07 | 5 (1, 5) | 4.51 ± 0.78 | 5 (2, 5) | 0.06 ± 1.08 | 0 (−3, 4) | 0.816 | 0.345 | 0.262 |
Item 2 | 4.37 ± 1.09 | 5 (1, 5) | 4.51 ± 0.85 | 5 (2, 5) | 0.14 ± 1.14 | 0 (− 3, 4) | 0.446 | 0.327 | 0.275 |
Item 3 | 4.54 ± 0.89 | 5 (1, 5) | 4.51 ± 0.85 | 5 (2, 5) | −0.03 ± 0.86 | 0 (−3, 2) | 0.973 | 0.515 | 0.396 |
Item 4 | 4.51 ± 0.89 | 5 (1, 5) | 4.34 ± 0.97 | 5 (2, 5) | −0.17 ± 0.89 | 0 (−3, 1) | 0.273 | 0.542 | 0.446 |
Item 5 | 4.46 ± 0.92 | 5 (1, 5) | 4.40 ± 0.91 | 5 (2, 5) | −0.06 ± 0.94 | 0 (−3, 2) | 0.804 | 0.476 | 0.406 |
Item 6 | 4.37 ± 0.97 | 5 (1, 5) | 4.37 ± 0.94 | 5 (2, 5) | 0.00 ± 0.91 | 0 (−3, 2) | 0.894 | 0.551 | 0.523 |
Item 7 | 4.49 ± 0.85 | 5 (1, 5) | 4.46 ± 0.82 | 5 (2, 5) | −0.03 ± 0.79 | 0 (−3, 1) | 1.000 | 0.558 | 0.490 |
Item 8 | 4.49 ± 0.82 | 5 (1, 5) | 4.51 ± 0.82 | 5 (2, 5) | 0.03 ± 0.82 | 0 (−3, 1) | 0.675 | 0.495 | 0.397 |
Item 9 | 4.26 ± 1.09 | 5 (1, 5) | 4.40 ± 0.91 | 5 (2, 5) | 0.14 ± 1.06 | 0 (−3, 2) | 0.364 | 0.453 | 0.426 |
Item 10 | 4.43 ± 0.88 | 5 (1, 5) | 4.40 ± 0.95 | 5 (2, 5) | −0.03 ± 0.95 | 0 (−3, 2) | 0.896 | 0.457 | 0.424 |
Total | 44.37 ± 8.69 | 50 (10,50) | 44.43 ± 8.43 | 50 (20,50) | 0.06 ± 8.33 | 0 (−30,16) | 0.653 | 0.528 | 0.513 |
Cronbach’s alpha | 0.978 |  | 0.989 |  | 0.966 |  |  |  |  |