Table 3 Item-score distribution and item-total correlations for S-TFA questionnaire answered by healthcare professionals (n = 16)
Item-score distribution | ||||||||
|---|---|---|---|---|---|---|---|---|
Items | Missing data | Mdn (q1-q3) | Floor effect % | Ceiling effect % | Skewness | Kurtosis | P-value | ITC |
1 Did you like or dislike … | 0 | 5 (3–4) | 6 | 62 | -2,73 | 8,72 | < 0.001 | 0.92 |
2 How comfortable did you feel with … | 0 | 5 (4–4) | 6 | 81 | -3,36 | 11,95 | < 0.001 | 0.92 |
3 How much effort did it take to… | 0 | 4 (3–3) | 0 | 19 | -1,05 | 1,18 | 0.036 | 0.54 |
4 There are moral or ethical consequences with… | 0 | 2,5 (2–4) | 38 | 6 | 0,49 | -0,47 | 0.687 | -0.11 |
5 How fair is… for … | 0 | 5 (2,25 − 4) | 0 | 56 | -1,09 | -0,17 | 0.018 | 0.60 |
6 The… has improve … | 1 | 4 (3–4) | 0 | 44 | -0,55 | -0,39 | < 0.001 | 0.76 |
7 It is clear to me how … will help to … | 0 | 4,5 (3–4) | 0 | 50 | -0,65 | -0,32 | 0.002 | 0.73 |
8 How confident did you feel about … | 0 | 4 (2,25 − 3) | 0 | 6 | -0,19 | 0.56 | 0.036 | 0.55 |
9 … interfered with my other priorities | 0 | 4 (3–4) | 6 | 38 | -1,49 | 2.12 | 0.002 | 0.73 |
10 How acceptable was the intervention to you? | 0 | 5 (3–4) | 6 | 69 | -2,91 | 9.51 | < 0.001 | 0.94 |