Table 3: The average Ear tragus to the corner of the mouth distance (mm) before surgery, on the first and seventh days after surgery.

			Mouth Opening
Groups	Time	Before surgery	First day	seventh day
Control group		109.1 ± 4.7	116 ± 5.2	113 ± 4.8
Experimental group		109 ± 5.07	116 ± 4.27	111 ± 4.3
Independent samples T-test		P = 0.9 T = 0.7	P = 1 T = 0	P = 0.13 T = 1.5