The atraumatic restorative treatment (ART) strategy in Mexico: two-years follow up of ART sealants and restorations

Table 5 Effects of independent variables on the dependent variables ART sealants and single surface ART restorations over the 2 year period using the Wald (Sandwich) test

Effects (p-value)	Age (yrs)	Gender	Regions
ART in primary dentition
- Sealants	0.11	0.30	0.32
- Single-surface restorations	0.15	0.75	0.009^a
ART in permanent dentition
- Sealants	0.98	0.96	0.08
- Single-surface restorations	n/a	0.51	n/a

^aIn one region children had no failed restorations while in one other region, children had significantly more failed restorations than in the remaining regions.
n/a: insufficient numbers in some cells of the matrix.

ISSN: 1472-6831