Table 4 Evaluation of criterion-related validity (correlation coefficients among factors)
Factors used in the Japanese version of ERI (effort–reward imbalance model) questionnaire | |||||
|---|---|---|---|---|---|
Total score of effort | Total score of reward | Total score of overcommitment | Total score of ERI | ||
Factors of PSS | Total score of 1st factor | 0.272** | 0.278** | 0.274** | 0.333** |
Total score of 2nd factor | 0.168** | 0.368** | 0.153** | 0.316** | |
Total score of 3rd factor | 0.553** | 0.396** | 0.401** | 0.540** | |
Total score of 4th factor | 0.120* | 0.148** | 0.116* | 0.160** | |
Total score of 5th factor | 0.153** | 0.218** | 0.070 | 0.203** | |
Total score of all 51 items | 0.322** | 0.346** | 0.267** | 0.389** | |