Table 1.

Pulp test results from the Petersson et al. [105] study. The disease prevalence in this study was 39%. Note: the heat test with gutta percha recorded a higher number of false positives compared to ethyl chloride and EPT.

	Ethyl Chloride	Heated Gutta Percha	EPT
Sensitivity	0.83	0.86	0.72
Specificity	0.93	0.41	0.93
Positive predictive value	0.89	0.48	0.88
Negative predictive value	0.90	0.83	0.84
Accuracy	0.86	0.71	0.81