Table II.

Lists of adjusted confounding factors in calculation of odds ratios

Study	Adjusted confounding factors
Coughlin et al. 2004	Age, gender, BMI, alcohol consumption, smoking habits
Sasanabe et al. (male) 2006	Age, gender, BMI
Sasanabe et al. (female) 2006	Age, gender, BMI
Gruber et al. 2006	Age, BMI, smoking habits
Nieto et al. 2009	Age, gender, BMI
Chin et al. 2010	Age, BMI
Muraki et al. (male) 2010	Age, smoking status, current alcohol intake, time since last meal, menopausal status
Muraki et al. (female) 2010	Age, smoking status, current alcohol intake, time since last meal, menopausal status
Troxel et al. 2010	Age, gender, race, marital status, study randomization, smoking status, alcohol consumption, sedentary lifestyle, presence of clinically significant depressive symptoms
Theorell et al. 2011	Age, gender, BMI, alcohol consumption, physical activity
Gasa et al. 2011	Age, gender, BMI, smoking habits
Agrawal et al. 2012	Age, gender, BMI, biceps skin fold thickness, PPNC, percent body fat, fat mass
Hall et al. 2012	Gender, BMI, alcohol consumption, smoking habits, race, menopausal status, education, marital status, health complaints, medications affect sleep, physical activity

BMI – body mass index, PPNC – percentage predicted neck circumference.