Table 2.

Estimated association between participant characteristics and visually significant cataract in the National Eye Health Survey, 2015–2016 (n = 4797)

	Non-Indigenous		Indigenous
	OR	(95% CI)	OR	(95% CI)
Sex
Female	Ref		Ref
Male	1.45	(1.02, 2.08)	0.89	(0.53, 1.50)
Age (years)
40–49	NA		Ref
50–59	Ref		6.33	(1.82, 21.94)
60–69	3.15	(1.54, 6.43)	14.4	(4.39, 47.19)
70–79	5.38	(2.57, 11.23)	28.84	(7.43, 112.00)
80–99	6.34	(2.99, 13.43)	88.84	(16.55, 477.05)
Residence
Major city	Ref		Ref
Inner regional	0.79	(0.39, 1.59)	1.06	(0.53, 2.14)
Outer regional	1.54	(0.89, 2.66)	1.99	(0.92, 4.29)
Remote	2.01	(0.98, 4.13)	1.66	(0.65, 4.20)
Very remote	1.34	(0.71, 2.50)	1.31	(0.39, 4.39)
Education
Less than high school	Ref		Ref
Completed high school	0.59	(0.30, 1.16)	1.91	(0.88, 4.13)
Completed trade or university qualification	0.46	(0.24, 0.87)	0.47	(0.21, 1.07)
Main language spoken at home
English	Ref		Ref
Language other than English	1.67	(0.78, 3.56)	2.37	(1.01, 5.56)
Self-reported diabetes
No	Ref		Ref
Yes	1.29	(0.76, 2.18)	1.72	(0.93, 3.16)
Time of last eye exam
Less than 1 year	Ref		Ref
Between 1 and 2 years	0.77	(0.45, 1.33)	0.72	(0.36, 1.44)
Greater than 2 years	1.66	(0.76, 3.61)	0.80	(0.42, 1.51)
Never	1.02	(0.12, 8.62)	2.78	(1.39, 5.55)
Ethnicity
Oceanian	Ref		NA
European	1.19	(0.78, 1.81)
Other	1.29	(0.47, 3.57)

ORs estimated via logistic regression, adjusting for age and sex

CI confidence interval, OR odds ratio, Ref reference value, NA not available

Bold means p = <0.05