Table 1.
Chronology of OHTs in Brazil
| Decade | Type of dental auxiliary | Actions | Reigning oral health idea | Profession elements |
|---|---|---|---|---|
| 1950s and 1960s |
DHA |
Individual preventive-educational actions |
Incremental System |
Not regulated |
| 1970s and 1990s |
DHT |
Individual and collective preventive-educational actions; restorative care |
Simplified Dentistry |
Regulated by educational law and FCD Supervision of the dentist is mandatory |
| 2000s to present | OHT | Health promotion with tendency toward a reduction in restorative care | Brazil Smiling | Regulated by federal law The direct and indirect supervision of the dentist is mandatory |