Table 2.
S. mutans adhesion by PRP coreceptors and gp340 primary receptor phenotypes
| Phenotype | Composition | All subjects (n = 218) |
Adhesion extremes (n = 81) |
||||
|---|---|---|---|---|---|---|---|
| Prevalence (%) (no. of subjects) | Mean % adhesion of S. mutans | 95% CI | Prevalence (%) (no. of subjects) | Mean % adhesion of S. mutans | 95% CI | ||
| P4 | Db, PRP1/PIF | 18 (40) | 40.2 | 35.3–45.2 | 17 (14) | 48.1 | 35.4–60.8 |
| P6 | Pa, PRP2, PRP1/PIF | 28 (62) | 32.8 | 28.7–37.0 | 30 (24) | 31.6 | 21.4–41.8 |
| P8 | Db, PRP2, PRP1/PIF | 4 (8) | 25.8 | 15.6–36.0 | 2 (2) | 9.2 | 4.5–22.7 |
| PRP2+ | 47 (103) | 33.0 | 30.0–36.1 | 48 (39) | 30.4 | 23.0–37.9 | |
| Db+ | 31 (67) | 38.0 | 34.1–41.9 | 28 (23) | 42.0 | 31.6–52.4 | |
| High gp340 | > median | 50 | 45.1 | 42.6–47.6 | 50 | 56.8 | 52.6–61.0 |
| Low gp340 | < median | 50 | 26.1 | 23.7–28.5 | 50 | 18.2 | 13.8–22.8 |