Table 5. Variables evaluated on the 7^th and 14^th postoperative days (POD) using red propolis extract in relation to the control group.

	Variables evaluated	POD 7											p-value	POD 14										p-value
		PP/PVDF						PE/collagen						PP/PVDF					PE/collagen
			Test n (%)		Control n (%)		p-value		Test n (%)		Control n (%)				Test n (%)	Control n (%)		p-value		Test n (%)		Control n (%)
Inflammation
	Negative -		2(20)		0 (0)		0.162QM		4 (40)		0 (0)		0.462QM		0 (0)	0 (0)		0.429F		0 (0)		0 (0)		1.000F
	Positive +		8 (80)		4(40)				4 (40)		4 (40)				8(100)	4 (50)				6 (75)		8 (100)
	Positive ++		0 (0)		6 (60)				2 (20)		6 (60)				0 (0)	4 (50)				2 (25)		0 (0)
Fibrosis
	Negative -		0 (0)		2 (20)		1.000QM		0 (0)		0 (0)		1.000F		2 (25)	0 (0)		1.000QM		0 (0)		4 (50)		0.429F
	Positive +		2 (20)		2 (20)				2(20)		4 (40)				4 (50)	4 (50)				8(100)		4 (50)
	Positive ++		8 (80)		6 (60)				8 (80)		6 (60)				2 (25)	4 (50)				0 (0)		0 (0)
Adhesion Scoring
	Flimsy		8(80)		4 (40)		0.524F		8 (80)		2 (20)		0.207QM		8 (100)	6 (75)		1.000F		8(100)		8(100)		*
	Intermediate		2 (20)		6 (60)				2 (20)		6 (60)				0 (0)	0 (0)				0 (0)		0 (0)
	Firm		0 (0)		0 (0)				0 (0)		2 (20)				0 (0)	2 (25)				0 (0)		0 (0)
Tissue integration
	A		10 (100)		10 (100)		*		8 (80)		8 (80)		1.000QM		6 (75)	6 (75)		1.000F		4 (50)		4 (50)		1.000QM
	B		0 (0)		0 (0)				2 (20)		0 (0)				2 (25)	2 (25)				4 (50)		2 (25)
	C		0 (0)		0 (0)				0 (0)		2 (20)				0 (0)	0 (0)				0 (0)		2 (25)
Area of adhesion
	1-25%		2(20)		2 (20)		1.000QM		4 (40)		2 (20)		1.000QM		2 (25)	0 (0)		1.000QM		8(100)		6 (75)		1.000F
	25-50%		4 (40)		4 (40)				4 (40)		6 (60)				6 (75)	6 (75)				0 (0)		0 (0)
	50-75%		2 (20)		2 (20)				0 (0)		0 (0)				0 (0)	2 (25)				0 (0)		2 (25)
	>75%		2 (20)		2 (20)				2 (20)		2 (20)				0 (0)	0 (0)				0 (0)		0 (0)

PE = polyester; POD = postoperative day; PP = polypropylene; PVDF = polyvinylidene fluoride. N = absolute frequency; % = relative percentage frequency.

^QM= Pearson Chi-square test estimated via Monte-Carlo procedure.

^F= Fisher’s exact test.