Research Article

Cotrimoxazole Prophylaxis Specifically Selects for Cotrimoxazole Resistance in Streptococcus mutans and Streptococcus sobrinus with Varied Polymorphisms in the Target Genes folA and folP

Table 3

The frequency distribution of coresistance in the nonprophylaxis and the prophylaxis groups.

Number of antibiotics to which isolates were resistantNonprophylaxis group (%)Prophylaxis group (%)

032 (37.2)14 (21.9)
123 (26.7)20 (31.3)
219 (22.1)18 (28.1)
More than 212 (14.0)12 (18.7)

Total84 (100)64 (100)