Research Article

Benzodiazepines and Z-Drug Use among HIV-Infected Patients in Taiwan: A 13-Year Nationwide Cohort Study

Table 2

Predictors of use of BZDs and Z-drugs among HIV-infected patients and the controls.

CharacteristicsAny use of BZDs and Z-drugs*Long-term use of BZDs and Z-drugs*,#
OR (95% CI) valueOR (95% CI) value

HIV, presence versus absence8.70 (6.82~10.97)<0.0015.06 (3.63~7.04)<0.001
Psychiatric comorbidities, presence versus absence
 Any mood disorder9.86 (5.37~18.12)<0.00115.69 (10.18~24.17)<0.001
 Any anxiety disorder7.24 (3.57~14.67)<0.0016.53 (4.34~9.82)<0.001
 Alcohol use disorder3.21 (0.72~14.43)0.1281.55 (0.29~8.38)0.621
 Substance use disorder1.26 (0.83~1.92)0.2812.33 (1.49~3.64)<0.001
 Insomnia20.09 (10.49~38.47)<0.00110.69 (7.46~15.31)<0.001

Adjusted for demographic data and psychiatric comorbidities and HIV as a binary variable.
#Long-term use of BZDs and Z-drugs means cumulative defined daily dose ≧180.
OR: odds ratio; CI: confidence interval.
Bold type indicates the statistical significance.