Table 2. Univariable logistic regression analysis to assess the relationship between impaired HRQoL* and demographic or clinical factors.
HRQoL, health related quality of life; OR, odds ratio; CI, confidence interval.
*Impaired HRQoL was defined as the lowest quintile of the EuroQoL-5D score. †Subjects reported whether they had ever been diagnosed with comorbidities by a doctor.