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. Author manuscript; available in PMC: 2013 Sep 1.
Published in final edited form as: J Voice. 2011 Dec 29;26(5):667.e1–667.e6. doi: 10.1016/j.jvoice.2011.08.011

TABLE 4.

Relationship Between Depression and Duration of Disease, Where the SD Group and Controls are Pooled

Duration of
Disease, y		 Not
Depressed,
n (%)		 Depressed,
n (%)		 Test of
Association
Between
Depression
and Duration
of Disease*
<5 (n = 123) 97 (79) 26 (21) P = 0.05
5–10 (n = 36) 25 (69) 11 (31)
>10 (n = 114) 73 (64) 41 (36)
*

Based on a logistic regression model in which depression was the outcome and duration of disease (coded as a continuous variable) was entered as an explanatory variable. Results were adjusted for age and gender.