Table 1 Study Designs of the Four Samples
Sample | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
Design | Cross-sectional | Cross-sectional | Cross-sectional | Longitudinal |
Selection Criterion | Does not go to dentist | Does not go to dentist | Does not go to dentist | Presence of severe caries |
Questionnaires: | Â | Â | Â | Â |
Ladder | Yes | Yes | Yes | Yes |
Dental Neglect Scale | Yes | Â | Â | Â |
Modified Dental Anxiety Scale | Â | Yes | Â | Â |
Dental Anxiety Scale | Â | Â | Yes | Â |
Revised Dental Beliefs Survey | Â | Â | Â | Yes |
Question About Future Dental Visits | Â | Yes | Yes | Â |
Dental Examination: Field vs. Traditional | Field | Field | Traditional | Field |
Dental Disease: | Â | Â | Â | Â |
Number of Carious Teeth | Yes | Yes | Yes | No1 |
Severity of Caries | Yes | Yes | Yes | No1 |