Table 1.

Mean value of factors that may affect graft integration.

	Graft integrated	Graft not integrated	p statistics
Preoperative gap	27.2 3	28.25	0.760
Postoperative gap	7.34	27.19	*0.001
Preoperative tinnitus	4.60	4.70	0.640
Postoperative tinnitus	1.40	4.50	*0.002
Size of tympanic perforation (%)	49.29	56.34	0.432
Age	31.43	30.51	0.216

^*statistically significant values in the t test (p<0.05).