Table 3.

Multivariate analysis on the associated factors for cataract surgery

Variables	Regression coefficent	Adjusted OR (95% CI)a	P value
Ethnicity
Bai vs. Han	−0.358	0.70(0.52–0.93)	0.014
Yi vs. Han	0.200	1.22 (0.96–1.56)	0.111
Age (years)
Per year increase	0.096	1.10 (1.09–1.12)	< 0.001
Gender
Female vs. male	0.131	1.14 (0.87–1.50)	0.355
Education (years)
1–6 vs. 0	−0.310	0.73 (0.56–0.96)	0.023
> 6 vs. 0	−0.061	0.94 (0.63–1.40)	0.762
Weight (kg)
Per kg increase	−0.110	0.99(0.98–1.00)	0.087
Height (cm)
Per cm increase	−0.010	0.99 (0.98–1.00)	0.149
Systolic blood pressure (mmHg)
Per mmHg increase	−0.003	1.00 (0.99–1.00)	0.164
Diastolic bloodpressure (mmHg)
Per mmHg increase	−0.005	1.00 (0.99–1.00)	0.253
Diabetes
No vs. Yes	−0.922	0.40 (0.22–0.72)	0.002
Smoking
Ever vs. never	−0.020	0.98 (0.72–1.33)	0.899
Alcohol intake
Ever vs. never	−0.438	0.65 (0.47–0.88)	0.006

^aAdjusted for ethnicity, age, gender, education, diabetes history, and alcohol intake