Table 3.
Results of the chi-square test for single-factor analysis.
| Factors | B | SE | Wald | df | Sig. | Exp (B) | 95.0% CI for Exp (B) | |
|---|---|---|---|---|---|---|---|---|
| No occupational hazards | — | — | 15.372 | 4 | 0.004 | — | — | — |
| Chemical factors | 0.713 | 0.187 | 14.620 | 0.000 | 2.040 | 1.416 | 2.941 | |
| Not on night shift | −0.426a | 0.144 | 8.769 | 1 | 0.003 | 0.653 | 0.493 | 0.866 |
| Low frequency of eating fast food | −0.278a | 0.130 | 4.540 | 1 | 0.033 | 0.758 | 0.587 | 0.978 |
| Time of using a mobile per day | 0.142 | 0.059 | 5.793 | 1 | 0.016 | 1.152 | 1.027 | 1.293 |
| Severity of mood (e.g., sadness, anxiety, depression) | 0.525 | 0.115 | 20.848 | 1 | 0.000 | 1.691 | 1.350 | 2.119 |
| Stress of work | 0.280 | 0.083 | 11.317 | 1 | 0.001 | 1.323 | 1.124 | 1.557 |
| Economic stress of family | 0.155 | 0.076 | 4.147 | 1 | 0.042 | 1.167 | 1.006 | 1.354 |
| Self-health cognition | 0.325 | 0.086 | 14.355 | 1 | 0.000 | 1.384 | 1.170 | 1.637 |
| Spousal relationship | 0.414 | 0.141 | 8.593 | 1 | 0.003 | 1.513 | 1.147 | 1.996 |
aTwo negative values were obtained because the variables “not on night shifts” and “low frequency of eating fast food” were two protective factors of CP/CPPS.