Table 1: Oral health questions from the Saudi Health Information Survey.

Question Answer Choices
During the past 12 months how many times did you visit a dental clinic for a check-up (without any dental problem)? Never=0
Once=1
More than once=2
Don't know=77
Decline to respond=88
During the past 12 months how many times did
you visit a dental clinic for a dental complaint?
Never=0
Once=1
More than once=2
Don't know=77
Decline to respond=88
How many times do you brush your teeth using
a brush and tooth paste?
Twice a day, or more=3
Once a day=2
Less than once a day=1
Never=0
How many times per day do you floss your
teeth?
Don't floss=0
Less than once per day=1
Once per day=2
2 or more times per day=3
Don't know=77
Refuse to respond=88
How many times do you use Miswak to clean
your teeth?
Twice a day, or more=3
Once a day=2
Less than once a day=1
Never=0