Table 3.

Adjusted prevalence ratios for poor oral health outcomes among Aboriginal adults in Port Augusta; n = 468 (95% CI in parentheses)^†

	Have had teeth pulled out	Rate oral health as fair or poor	Need fillings or extractions	Think have gum disease	Uncomfortable about appearance of mouth	Avoid eating some foods	Poor oral health-related quality of life
Demographic
Age
37 years or less	ref	ref	-	ref	-	-	-
38 years or more	1.09 (1.02-1.16)	1.13 (1.06-1.20)	-	1.07 (1.02-1.11)	-	-	-
Sex
Male	-	-	ref	-	-	ref	-
Female	-	-	1.08 (1.01-1.15)	-	-	1.11 (1.04-1.19)	-
Socio-economic
Health Care Card
Yes	-	1.09 (1.02-1.18)	-	-	-	-	-
No	-	ref	-	-	-	-	-
Dental cost
Difficulty paying $100 dental bill
None, hardly any, a little	-	ref	-	-	-	ref	ref
A lot	-	1.11 (1.04-1.19)	-	-	-	1.09 (1.02-1.17)	1.47 (1.14-1.88)
ORAL HEALTH LITERACY-RELATED OUTCOMES
Use of dental services
Usual reason for seeing dentist?
Problem	1.29 (1.20-2.38)	1.14 (1.07-1.23)	1.21 (1.14-1.30)	-	1.20 (1.12-1.28)	1.22 (1.14-1.30)	2.15 (1.47-3.15)
Check-up	ref	ref	ref	-	ref	ref	ref
Oral health knowledge
Number times should brush teeth daily?
None or once	-	1.11 (1.02-1.22)	-	-	-	-	-
Twice or more	-	ref	-	-	-	-	-
Is cordial good for teeth?
Yes	1.09 (1.00-1.19)	-	-	-	-	-	-
No	ref	-	-	-	-	-	-
Oral self-care
Did brush teeth yesterday?
Yes	-	ref	-	ref	ref	ref	-
No	-	1.20 (1.11-1.31)	-	1.15 (1.06-1.24)	1.14 (1.04-1.26)	1.20 (1.11-1.31)	-

^†All outcomes adjusted for risk indicators significant at a bivariate level, including REALD-30. Only risk indicators remaining statistically significant in the final multivariate models are presented