Table 3.
Confirmatory factor analysis: convergent reliability and validity of the OPES scale for nursing students (n = 325)
| Construct/Item | Item score | Factor loading | Reliability | ||||
|---|---|---|---|---|---|---|---|
| Mean | SD | λ | t | R2 | CR | AVE | |
| Accuracy of content | .881 | .517 | |||||
| Item 7 | 4.25 | 0.60 | .695 | 13.774*** | .483 | ||
| Item 14 | 4.23 | 0.68 | .660 | 12.863*** | .435 | ||
| Item 8 | 3.98 | 0.66 | .786 | 16.352*** | .617 | ||
| Item 10 | 3.88 | 0.69 | .828 | 17.703*** | .686 | ||
| Item 9 | 4.03 | 0.72 | .766 | 15.753*** | .586 | ||
| Item 11 | 4.08 | 0.65 | .697 | 13.835*** | .486 | ||
| Item 13 | 3.92 | 0.78 | .569 | 10.687*** | .324 | ||
| Effective Communication | .901 | .647 | |||||
| Item 22 | 3.58 | 0.91 | .894 | 20.230*** | .799 | ||
| Item 21 | 3.43 | 0.97 | .817 | 17.548*** | .668 | ||
| Item 24 | 3.69 | 0.91 | .794 | 16.816*** | .631 | ||
| Item 23 | 3.64 | 0.87 | .854 | 18.802*** | .730 | ||
| Item 12 | 3.41 | 0.79 | .639 | 12.490*** | .408 | ||
| Clarity of speech | .862 | .676 | |||||
| Item 17 | 3.94 | 0.76 | .765 | 15.541*** | .586 | ||
| Item 18 | 3.81 | 0.79 | .881 | 19.002*** | .776 | ||
| Item 19 | 3.70 | 0.76 | .817 | 17.026*** | .667 | ||
Note. λ standardized factor loading, R2 reliability of item (squared multiple correlation, SMC), CR construct (component/composite) reliability, AVE average variance extraction
*** p < .001