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. Author manuscript; available in PMC: 2015 May 1.
Published in final edited form as: Laryngoscope. 2013 Oct 2;124(5):1229–1235. doi: 10.1002/lary.24349

Table 1.

Phenotype Data

Case n = 100 Control N = 79 Z score P value
Age, years (s.d.) 6.51 (3.47) 6.83 (4.20) 0.585*
Male 57 42 0.512 0.6083
Female 43 37 0.512 0.6083
OM Family hx 65/93 33/79 3.712 0.0002
Daycare 42/98 23/79 1.886 0.0594
Smoking 16/99 11/79 0.413 0.6793
Allergies 9/98 11/79 0.990 0.3220
Asthma 9/99 12/79 1.253 0.2101
*

from two-tailed t test