A Proposed New Index for Clinical Evaluation of Interproximal Soft Tissues: The Interdental Pressure Index

Table 1

Interdental pressure index (IPI).

IPI
Score	Clinical signs	Judgment
Positive	(i) Consistency: spongy and unstable; (ii) Color: relevant ischemia; (iii) Bleeding	Tissues are not correctly stimulated
Negative	(i) Consistency: tonic and firm; (ii) Color: slight ischemia or stable	Tissues are correctly stimulated