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Table 1 The questions within CARIES-QC (excluding the global question), the related items and severity levels

From: Selection and validation of a classification system for a child-centred preference-based measure of oral health-related quality of life specific to dental caries

Questions from CARIES-QC

Items

Levels

How much do your teeth hurt you?

Hurt

Not at all, a bit, a lot

Do your teeth make it hard to eat some foods?

Hard to eat

Not at all, a bit, a lot

Do you have to eat on one side of your mouth because of your teeth?

Eating on one side

Not at all, a bit, a lot

Do you get food stuck in your teeth?

Food stuck

Not at all, a bit, a lot

How much do you get kept awake by your teeth?

Kept awake

Not at all, a bit, a lot

How much do your teeth annoy you?

Feeling annoyed

Not at all, a bit, a lot

How much do your teeth hurt when you brush them?

Hurt when brushing

Not at all, a bit, a lot

Do you have to eat more carefully because of your teeth?

Eat more carefully

Not at all, a bit, a lot

Do you have to eat more slowly because of your teeth?

Eat more slowly

Not at all, a bit, a lot

Do you feel cross because of your teeth?

Feeling cross

Not at all, a bit, a lot

How much have you cried because of your teeth?

Cried

Not at all, a bit, a lot

Do your teeth make it hard to do your schoolwork?

Difficulty doing schoolwork

Not at all, a bit, a lot