Table:
Diagnostic method	Cut-off value	Sensitivity	Specificity	Accuracy	Reliability	P valuea
LFpen	8	92%	90%	95%	0.95	<0.001
Digital bitewing radiography	Radiolucency in enamel	55%	93%	81%	0.81

Parse the following content of the diagram in markdown code: | Diagnostic method | Cut-off value | Sensitivity | Specificity | Accuracy | Reliability | P valuea | 
 | --- | --- | --- | --- | --- | --- | --- | 


| LFpen | 8 | 92% | 90% | 95% | 0.95 | <0.001 | 
 | Digital bitewing radiography | Radiolucency in enamel | 55% | 93% | 81% | 0.81 |  |