Table 4.

Swelling statistical analysis of data

Class		VAS	VAS	VAS	Classes	F′	d.f.	P value
		1 day	3 days	7 days
Primary closure (Group 1)	N	30	30	30	Between closures	318.6	1,174	0.000
	Mean	3.6	4.2	1.5	Between days	159.2	2,174	0.000
	SE	0.67	0.70	0.63	Closure × days	30.2	2,174	0.000
	Minimum	2.0	3.0	0.0
	Maximum	5.0	5.0	3.0
Secondary closure (Group 2)	N	30	30	30
	Mean	1.4	2.2	0.9
	SE	0.50	0.59	0.55
	Minimum	1.0	1.0	0.0
	Maximum	2.0	3.0	2.0
Difference between means		2.2	2.0	0.6
CI 95%	Lower	2.35	3.00	1.05
	Upper	2.67	3.32	1.37