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. Author manuscript; available in PMC: 2009 Sep 2.
Published in final edited form as: Otolaryngol Head Neck Surg. 2009 Sep;141(3):358–363. doi: 10.1016/j.otohns.2009.05.034

Table I.

Preoperative patient demographics, disease severity, and comorbidity prevalence for cases and controls

Cases with CF
(n=20)
Matched controls
(n=20)
p-value
Demographics: (mean ± SD) [range] (mean ± SD)
Age (yrs.) 30.2 ± 12.3 [18 – 58] 30.3 ± 12.4 0.968
Follow-up (mos.) 13.1 ± 7.9 [4 – 27] 14.0 ± 6.0 0.620
Gender n (%) n (%)
     Male 10 (50.0) 10 (50.0)
     Female 10 (50.0 10 (50.0) >0.999
Race/ethnicity
     White 20 (100.0) 20 (100.0) >0.999
CRS Cofactors:
     Nasal polyposis 12 (60.0) 6 (30.0) 0.057
     Septal deviation 3 (15.0) 8 (40.0) 0.155
     History of prior sinus surgery 11 (55.0) 8 (40.0) 0.342
Comorbid conditions:
     Asthma 4 (20.0) 6 (30.0) 0.716
     Allergic rhinitis 1 (5.0) 9 (45.0) 0.008
     Aspirin triad 0 (0.0) 3 (15.0) 0.231
     Depression 4 (20.0) 4 (20.0) >0.999
     Current smoking 1 (5.0) 3 (15.0) 0.605

Patients with chronic rhinosinusitis (CRS) and cystic fibrosis (CF) were matched 1:1 with control patients and compared for demographic factors, CRS cofactors, and comorbidity prevalence. SD = standard deviation. p ≤ 0.05 was statistically significant.