Table 1: The average mouth opening (mm) before surgery, on the day after surgery, and seven days after surgery in the experimental and control groups.

			Mouth Opening
Groups	Time	Before surgery	First day	seventh day
Control group		41.08 ± 5.2	36 ± 4	37 ± 4.6
Experimental group		41.06 ± 4.45	36.8 ± 6.7	39.4 ± 5.6
Independent samples T-test		P = 0.9 T = 0.01	P = 0.6 T = 0.5	P = 0.11 T = 1.6