Table 6 Reliability of the NPCS
|  | Cronbach’s α | Spearman-Brown split-half reliability | test-retest reliability |
|---|---|---|---|
Work task-oriented psychological capital | 0.952 | 0.897 | 0.851 |
interpersonal relationship-oriented psychological capital | 0.967 | 0.945 | 0.711 |
learning development-oriented psychological capital | 0.955 | 0.925 | 0.779 |
Total | 0.975 | 0.872 | 0.850 |