Table 5.
Dimensions characteristics of the 32-item 2nd version of the ReTransQol (n=1059)
| RTQ dimension (number of items) | Mean ± SD | IIC | IDV | MV (%) | Floor (%) | Ceiling (%) | Cronbach’s α | INFIT |
|---|---|---|---|---|---|---|---|---|
|
PH (8) |
59.5 ± 18.7 |
0.61 - 0.75 |
0.09 - 0.44 |
1.9 |
0.1 |
0.6 |
0.83 |
0.81 – 1.3 |
|
SF (5) |
77 ± 19.3 |
0.65 - 0.77 |
0.11 - 0.35 |
1.6 |
0.3 |
11.7 |
0.74 |
0.83 – 1.22 |
|
MC (8) |
72.7 ± 17.6 |
0.71 - 0.84 |
0.09 - 0.33 |
3 |
0.3 |
6.9 |
0.9 |
0.74 – 1.3 |
|
TR (5) |
79 ± 15.8 |
0.42 - 0.76 |
0.10 - 0.40 |
2.7 |
0.7 |
0.6 |
0.7 |
0.88 – 1.29 |
| FLG (6) | 58.4 ± 20.4 | 0.60 - 0.74 | 0.01 - 0.40 | 1.6 | 0 | 9.9 | 0.78 | 0.89 – 1.2 |
PH, Physical health; SF, Social functioning; MC, Medical care and satisfaction; TR, Treatment; FG, Fear of losing graft; IIC, item-internal consistency (min-max of Pearson’s r correlation coefficient); IDV, item-discriminant validity (min-max of Pearson’s r correlation coefficient); MV, percentage of missing values; Floor, floor effect (%); Ceiling, ceiling effect (%); Cronbach’s α, Cronbach’s alpha consistency coefficient; INFIT, min-max Rasch statistics.