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. Author manuscript; available in PMC: 2016 Jun 28.
Published in final edited form as: Optom Vis Sci. 2015 Sep;92(9):e264–e272. doi: 10.1097/OPX.0000000000000649

TABLE 4.

Covariate estimates and p values from multivariable models with ln(NITBUT) and ln(FTBUT) as outcome variables

ln(NITBUT) ln(FTBUT)
Effect Estimate p Estimate p
Intercept 2.241 <0.001 2.166 <0.001
Sex 0.287 0.001 0.225 0.027
Ethnicity 0.171 0.030 0.272 0.004