Impact of repeated preheating of bulk-fill resin composite on postoperative hypersensitivity; a randomized controlled clinical trial

Table 2 Descriptive statistics and results of Kruskal-Wallis test for comparison of hypersensitivity (VAS) scores between the tested groups

Time	Group I (n = 35)		Group II (n = 35)		Group III (n = 35)		P value	Effect size (Eta squared)
Time	Median (range)	Mean (SD)	Median (range)	Mean (SD)	Median (range)	Mean (SD)	P value	Effect size (Eta squared)
1 day	0 (0–3)	0.64 (1.15)	0 (0–3)	0.43 (1.09)	0 (0–2)	0.14 (0.53)	0.322	0.046
1 week	0 (0–1)	0.14 (0.36)	0 (0–0)	0 (0)	0 (0–0)	0 (0)	0.129	0.1
1 month	0 (0–0)	0 (0)	0 (0–0)	0 (0)	0 (0–0)	0 (0)	1		0

ISSN: 1472-6831