Table 5: Effect of operative time on post operative swelling and Trismus.

Type of Impaction		Swelling/mm			Mouth opening/mm
		Day2	Day5	Day7	Day2	Day5	Day7
MA	Mean	6.24	2.17	0.20	27.02	34.05	40.56
	N	37	37	37	37	37	37
	Std.Deviation	0.95	0.65	0.42	3.51	2.58	1.46
V	Mean	6.18	2.25	0.17	27.44	34.83	41.16
	N	36	36	36	36	36	36
	Std.Deviation	1.02	0.72	0.33	4.01	2.90	1.48
DA	Mean	7.98	3.13	0.59	19.55	25.51	40.35
	N	39	39	39	39	39	39
	Std.Deviation	0.80	0.64	0.57	3.43	4.05	1.81
H	Mean	7.72	2.99	0.39	22.31	28.94	39.97
	N	38	38	38	38	38	38
	Std.Deviation	0.92	0.72	0.48	9.77	2.80	1.42
	P value	0.000	0.000	0.006	0.001	0.000	Unidentified

MA: Mesioangular impaction

V: Vertical impaction

DA: Distoangular impaction

H: Horizontal impaction