Table 5 Cronbach’s alpha, Macdonald’s omega, and Average Inter-item Correlations (AIC) by each factor
From: Design and validation of the presenteeism scale in nursing
Average inter-item correlation (AIC) | McDonald’s omega (ω) | Cronbach’s alpha coefficient (α) | Number of items | Factor |
|---|---|---|---|---|
0.475 | 0.759 | 0.870 | 8 | The first factor: imperfect cognitive presence |
0.481 | 0.853 | 0.812 | 5 | The second factor: imperfect emotional presence |
0.474 | 0.870 | 0.791 | 4 | The third factor: imperfect movement presence |
0.337 | 0.815 | 0.881 | 17 | The entire instrument |