. Author manuscript; available in PMC: 2012 Jan 1.

Published in final edited form as: Int Forum Allergy Rhinol. 2011 JAN-FEB;1(1):18–22. doi: 10.1002/alr.20005

Table 1.

Demographic and comorbid factors for subjects undergoing endoscopic sinus surgery (n=503)

Characteristics:	[range]	mean (SD)	n (%)
Age	[18 - 82]	47.4 (13.7)
Follow-up (months)	[6 - 50]	17.3 (6.6)
Gender
Males			238 (47.3)
Females			265 (52.7)
Nasal polyposis			193 (38.4)
Prior sinus surgery			297 (59.0)
Recurrent acute sinusitis			21 (4.2)
Asthma			206 (41.0)
ASA intolerance			61 (12.1)
Allergy			160 (31.8)
Depression			80 (15.9)
Current smoking			37 (7.4)
Lund-Mackay CT score	[0 - 24]	12.5 (6.7)
Lund-Kennedy endoscopy score	[0 - 20]	7.2 (4.8)

SD, standard deviation; ASA, acetylsalicylic acid; CT, computed tomography