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. Author manuscript; available in PMC: 2014 Oct 9.
Published in final edited form as: J Sleep Disord Treat Care. 2013 Sep 19;2(3):119. doi: 10.4172/2325-9639.1000119

Table 2.

Bivariate analysis.

Independent Variables Outcomes*
CESD SIQ
Beta p-value OR p-value
ESS 1.092 <.0001 1.062 0.2143
CESD -- -- 1.064 0.0053
SIQ 0.637 0.0036 -- --
Age 0.994 0.1624 0.977 0.8395
Gender (male vs. female) −4.027 0.1571 0.353 0.0280
BMI −0.118 0.5290 0.977 0.4426
Time in bed (hours) −0.501 0.7067 0.617 0.0415
Mental Illness (yes vs. no) 7.139 0.1750 4.342 0.1903
Rosenberg −1.342 <.0001 0.894 0.0412
Sexual orientation (hetero vs. other) −8.416 0.0284 0.354 0.1442
Grade in school 0.620 0.3888 0.908 0.4114
Connected to Lumbee culture −0.914 0.1163 0.993 0.9411
*

CESD is modeled with linear regression;

*

SIQ is dichotomized at 0 vs. 1+ and modeled with logistic regression (modeling the probability that SIQ = 1+).