Table 1.
The area under the curve (AUC) of the receiver operator curve analysis (CRT value ≥3) using the full range of cutoff relative light unit (RLU) values of the salivary intercellular ATP (saliva i‐ATP) and plaque total ATP (plaque t‐ATP)
| AUC | p value | Sen | Sp | RLU | |
|---|---|---|---|---|---|
| MS | |||||
| Saliva i‐ATP | 0.823 | <.0001 | 60.7 | 100.0 | >875 |
| Plaque t‐ATP | 0.774 | .0018 | 78.6 | 88.9 | >8,143 |
| LB | |||||
| Saliva i‐ATP | 0.745 | .0028 | 62.5 | 84.6 | >875 |
| Plaque t‐ATP | 0.707 | .029 | 79.2 | 69.2 | >8,143 |
Note. The optimal sensitivity (Sen) and specificity (Sp) combination determined by the maximum Youden index. ATP = adenosine triphosphate.