Table 4. Comparison of the study and control groups with respect to horizontal swelling scores (in cm) by unpaired t-test .

Groups	Immediate pre-operative		1st day		3rd day		7th day		Changes from immediate pre-operative to
									1st day		3rd day		7th day
	Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD
Study	11.19	0.47	11.34	0.44	11.38	0.44	11.19	0.47	0.16	0.08	0.20	0.08	0.00	0.00
Control	11.19	0.47	11.41	0.45	11.48	0.43	11.19	0.47	0.22	0.12	0.30	0.11	0.00	0.00
t-value	0.0000		-0.4615		-0.7253		0.0000		-1.9997		-3.3481		--
P-value	1.0000		0.6471		0.4727		1.0000		0.0527		0.0018*		--

*P<0.05, # applied paired t-test