[Table/Fig-4]:

Multivariate linear regression analysis of QOL score.

Associated factors	Standardised beta coefficient	p value
Constant	22.39
Age (in years)	-0.127	0.014*
Sex	-0.033	0.517
Education	0.327	0.000*
Marital status	0.167	0.004*
Family type	-0.099	0.039*
Pension	0.037	0.486
Musculoskeletal disorders	0.281	0.000*
Hypertension	-0.006	0.905
Diabetes	0.056	0.263
Low vision	0.102	0.049*
Hearing impairment	0.182	0.001*
Activities of daily living	-0.008	0.880

R²=0.380; Adjusted R²=0.354; SE=8.205

*p value less than 0.05 is considered as significant