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. Author manuscript; available in PMC: 2016 Jan 27.
Published in final edited form as: J Proteome Res. 2015 May 13;14(6):2492–2499. doi: 10.1021/acs.jproteome.5b00059

Table 2. Results of Backward Elimination for Predictors Including Age, Age2, Gender, BMI, BMI2, Smoking Status, Alcohol Status, Diagnosis, as Well as the Interactions between Diagnosis and Other Covariates.

selected effects p-value
Gender 9.9 × 10−8
BMI 0.0023
BMI2 0.15
Smoking 0.56
Diagnosis 0.39
Diagnosis × Gender 0.045
Diagnosis × BMI 0.012
Diagnosis × BMI2 0.17
Diagnosis × Smoking 0.0049