Table 4.

The Lund-Mackay postoperative endoscopic score (LMES) at postoperative visits.

	5 days			3 weeks			5 weeks
	Merocel	Posisep	P value	Merocel	Posisep	P value	Merocel	Posisep	P value
Polyp
0	29 (93.5)	31 (100)	.492	30 (96.8)	31 (100)	.999	30 (96.8)	30 (96.8)	.999
1	2 (6.5)	0 (0)		1 (3.2)	0 (0)		1 (3.2)	1 (3.2)
2	0 (0)	0 (0)		0 (0)	0 (0)		0 (0)	0 (0)
Edema
0	0 (0)	17 (54.8)	<.001	7 (22.6)	30 (96.8)	<.001	26 (83.9)	30 (96.8)	.195
1	8 (25.8)	14 (45.2)		23 (74.2)	1 (3.2)		5 (16.1)	1 (3.2)
2	23 (74.2)	0 (0)		1 (3.2)	0 (0)		0 (0)	0 (0)
Discharde
0	0 (0)	5 (16.1)	<.001	0 (0)	12 (38.7)	<.001	11 (35.5)	22 (71.0)	.010
1	11 (35.5)	24 (77.4)		28 (90.3)	18 (58.1)		19 (61.3)	9 (29.0)
2	20 (64.5)	2 (6.5)		3 (9.7)	1 (3.2)		1 (3.2)	0 (0)
Scarring
0	27 (87.1)	31 (100)	.113	17 (54.8)	29 (93.5)	.001	17 (54.8)	25 (80.6)	.030
1	4 (12.9)	0 (0)		14 (45.2)	2 (6.5)		14 (45.2)	6 (19.4)
2	0 (0)	0 (0)		0 (0)	0 (0)		0 (0)	0 (0)
Crust
0	0 (0)	3 (9.7)	<.001	4 (12.9)	27 (87.1)	<.001	27 (87.1)	29 (93.5)	.671
1	9 (29.0)	25 (80.6)		26 (83.9)	4 (12.9)		4 (12.9)	2 (6.5)
2	22 (71.0)	3 (9.7)		1 (3.2)	0 (0)		0 (0)	0 (0)

Scoring: For polyps: 0 = absence of polyps; 1 = polyps in middle meatus only; 2 = polyps beyond middle meatus. For edema, scarring and crusting: 0 = absent; 1 = mild; 2 = severe. For discharge: 0 = no discharge; 1 = clear, thin discharge; 2 = thick, purulent discharge.