Table 2 Item statistics and reliability values of health literacy part of the scale
Difficulty | Discrimination values (point biserial correlation) | Cronbach’s alpha (when item deleted) | |
|---|---|---|---|
Item 1 | 0.93 | 0.37 | 0.75 |
Item 2 | 0.84 | 0.46 | 0.74 |
Item 3 | 0.93 | 0.31 | 0.75 |
Item 4 | 0.76 | 0.45 | 0.74 |
Item 5 | 0.67 | 0.48 | 0.74 |
Item 6 | 0.72 | 0.42 | 0.74 |
Item 7 | 0.87 | 0.56 | 0.74 |
Item 8 | 0.89 | 0.56 | 0.74 |
Item 10 | 0.76 | 0.52 | 0.74 |
Item 11 | 0.55 | 0.36 | 0.75 |
Item 13 | 0.4 | 0.29 | 0.75 |
Item 14 | 0.77 | 0.22 | 0.75 |
Item 15 | 0.93 | 0.72 | 0.74 |
Item 16 | 0.79 | 0.51 | 0.74 |
Item 17 | 0.29 | 0.25 | 0.75 |
Item 18 | 0.85 | 0.6 | 0.74 |
Item 19 | 0.91 | 0.45 | 0.75 |
Item 20 | 0.8 | 0.7 | 0.73 |
Item 21 | 0.78 | 0.68 | 0.73 |
Item 22 | 0.73 | 0.61 | 0.73 |
Item 23 | 0.78 | 0.26 | 0.75 |
Item 24 | 0.74 | 0.22 | 0.76 |
Cronbach’s alpha | 0.75 | ||
Spearman–Brown coefficient | 0.76 | ||