Table 2.

Comparison of mean FS of three provisional restorative materials in four groups (Kruskal–Wallis test)

PRM	Control		Artificial saliva		Citric acid		Heptane
	Mean	SD	Mean	SD	Mean	SD	Mean	SD
Luxatemp Star	116.27	12.6	77.47 s	4.55	83.87 s	5.95	87.73 s	4.59
Revotek LC	89.67	7.41	60.2 s	3.02	63.46 s	3.91	61.2 s	2.71
DPI self cure	87.47	4.23	58.93 s	4.16	63.66 s	4.85	53.2 s	4.26

PRM—provisional restorative material; SD—standard deviation; S—significant