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Table 1 Items and modifications from the original questionnaire (changes are in bold italics)

From: Child-OIDP index in Brazil: Cross-cultural adaptation and validation

First part of the instrument
List of problems of the original Child-OIDP List of problems of the Brazilian Child-OIDP (translated)
Toothache Toothache
Sensitive tooth Sensitive teeth ( when you eat or drink: sweets, hot food such as milk or coffee and cold food such as ice cream )
Tooth decay, hole in tooth Tooth decay, hole in tooth
Exfoliating primary tooth mobile milk teeth
Tooth space (due to an non-erupted permanent tooth) Tooth space (due to an non-erupted permanent tooth)
Fractured permanent tooth broken permanent (new or definitive) tooth
Colour of tooth Colour of tooth (darker or more yellow in color, or stained)
Shape or size of tooth shape or size of tooth (abnormally sized or shaped tooth, or larger or smaller than the other teeth)
Position of tooth (e.g. crooked or projecting, gap) tooth position (crowded, crooked, separated, or protruding teeth)
Bleeding gum bleeding of the gums (when brushing teeth)
Swollen gum swollen gums (inflamed or very red gums)
Calculus tartar
Oral ulcers oral wounds
Bad breath Bad breath (bafo: a popular term in Portuguese with no translation to english)
Erupting permanent tooth Erupting permanent tooth
Missing permanent tooth Missing, lost, or extracted permanent tooth
Other (specify) Others. Which?
Second part of the instrument  
Performances of the original Child-OIDP Performances of the Brazilian Child-OIDP (translated)
Eating food (e.g. meal, ice-cream) Eating food (e.g. meal, ice-cream)
Speaking clearly Speaking clearly
Cleaning your mouth (e.g. rinsing your mouth, brushing your teeth) Cleaning your mouth (e.g. rinsing your mouth, brushing your teeth)
Relaxing (including sleeping) Sleeping
Maintaining your usual emotional state without being irritable Maintaining your emotional state (mood) without becoming irritated or stressed
Smiling, laughing and showing your teeth without embarrassment Smiling, laughing and showing your teeth without embarrassment
Carrying out your schoolwork (e.g. going to school, learning in class, doing homework) Carrying out your schoolwork (e.g. going to school, learning in class, doing homework)
Contact with people (e.g. going out with friend, going to a friend's house) Contact with people (e.g. going out with friend, going to a friend's house)