Table 5. Multivariable analysis of predictors for experiencing PV group using a logistic regression model

Characteristic	Odds ratio (95% CI)	P value
Psychiatric disturbance
Yes	2.15 (1.21 – 3.81)	0.009
No	1.00 (reference)
Phone attachment
Yes	1.75 (1.02 – 3.01)	0.043
No	1.00 (reference)
Location of devices (side pocket)
Yes	1.27 (0.61 – 2.65)	0.512
No	1.00 (reference)
Location of devices (bag or handbag)
Yes	0.56 (0.29 - 1.07)	0.078
No	1.00 (reference)