Table 2.

presents mean values on SNOT 20 in the patient group and in the control group

Question	Mean pre-operative score	Mean post-operative score	P-valueA	Mean score Control group	P ValueB
Need to blow nosea	2.8(1.3)	1.7(1.3)	0.000	0.6(0.8)	0.000
Sneezinga	1.77(1.3)	1.0(1.0)	0.000	0.5(0.7)	0.000
Runny nosea	2.0(1.5)	1.0(1.1)	0.000	0.4(0.7)	0.000
Cough	1.2(1.2)	0.7(0.9)	0.000	0.3(0.7)	0.005
Postnasal dischargea	1.6(1.4)	0.9(1.3)	0.000	0.2(0.6)	0.000
Thick nasal dischargea	1.9(1.5)	1.0(1.3)	0.000	0.2(0.5)	0.000
Ear fullnessb	1.2(1.3)	0.7(1.1)	0.000	0.6(1.1)	0.4
Dizzinessb	1.0(1.2)	0.4(0.7)	0.000	0.4(0.8)	0.4
Ear painb	0.7(1.1)	0.4(0.9)	0.01	0.4(0.9)	0.9
Facial pain/pressureb	1.2(1.4)	0.4(0.9)	0.000	0.2(0.5)	0.05
Difficulty falling to sleepc	1.7(1.5)	1.0(1.3)	0.000	0.3(0.9)	0.000
Wake up at nightc	2.5(1.5)	1.3(1.3)	0.000	0.7(1.2)	0.008
Lack of good night sleepc	2.8(1.6)	1.5(1.5)	0.000	0.6(1.2)	0.000
Wake up tired	3.0(1.3)	1.7(1.5)	0.000	1.0(1.8)	0.01
Fatigued	1.8(1.5)	0.9(1.3)	0.000	0.3(0.7)	0.000
Reduced productivityd	1.9(1.1)	0.9(1.1)	0.000	0.2(0.6)	0.000
Reduced consentrationd	2.1(1.4)	1,0(1.2)	0.000	0.4(0.7)	0.000
Frustrated/restless/ irritabled	2.0(1.6)	0.9(1.3)	0.000	0.3(0.7)	0.003
Sadd	1.0(1.3)	0.5(1.0)	0.000	0.2(0.5)	0.003
Embarrassedd	0.8(1.0)	0.3(0.8)	0.001	0.1(0.3)	0.007
Subset
Rhinologica	1.9(1.0)	1.0(0.8)	0.001	0.4(0.4)	0.000
Ear/faceb	1.0(1.0)	0.5(0.7)	0.000	0.4(0.7)	0.2
Sleep functionc	2,3(1.3)	1.3(1.3)	0.000	0.5(0.9)	0.000
Psycological functiond	1.6(1.1)	0.7(1.0)	0.000	0.3(0.5)	0.000
Mean SNOT-20 score	1.8(0.8)	0.9(0.8)	0.000	0.4(0.5)	0.000

P- value^A is the p value for improvement in the patient group from preoperatively to postoperatively. P-value^B is p-value for a difference between postoperative SNOT-20 in the patients compared to the control group

^a Questions belonging to rhinologic subset

^b Questions belonging to ear/facial subset

^c Questions belonging to sleep function subset

^d Questions belonging to psychological function subset