Association between lifetime shift work (in years) and each principal component (PC) using univariate linear regression analyses among 438 shift workers
Component†
β
SE
p Value
PC1
−0.429
0.521
0.411
PC2
−7.315
2.569
0.005*
PC3
0.411
0.022
0.023*
PC4
0.114
0.040
0.017*
PC5
0.281
0.102
0.006*
†Dependent variable.
*p<0.05 was considered statistically significant after univariate linear analyses.