Table 3. Topics of interest in clinical and laboratory studies.

Properties tested	Total
Sealing ability	106
Biocompatibility - cytotoxicity	103
Adhesion	80
Bioactivity	63
Setting time	52
pH	47
Radiopacity	42
Flow	40
Retreatability	38
Antimicrobial activity	38
Solubility	36
Tubular penetration ability	33
Ion release	30
Elemental analysis	25
Dimensional stability	16
Outcome	15
Fracture resistance	15
Film thickness	12
Post-obturation pain	10
Compressive strength	10
Discoloration	6
Wettability	4