Table 1 : Demographic, socioeconomic, lifestyle and clinical characteristics
in adult men in the study sample (n=1472)–Third National Health and
Nutrition Examination Survey.


Characteristic Mean±SEM or %

N 1472

Age (years):  

 Mean±SEM 42.1±0.6
<20 3.1
  20-39 47.5
 40-59 31.5
 60+ 17.9

Race/Ethnicity:  

 Non-Hispanic White 77.4
 Non-Hispanic Black 9.9
 Mexican-American 5.1
 Other 7.4

Marital status:  

 Married/Cohabiting 69.6
 Not Married 30.4

Education:  

 Less than High School 23.6
 High School 29.2
 More than High School 47.2

Poverty-Income Ratio:  

Mean±SEM 3.1±0.1
<100% 9.8
 100%-<200% 17.4
≥200% 65.6
 Unknown 7.2

Urban-Rural Residence:  

 Metropolitan 45.1
 Other 54.9

Smoking status:  

Current smoker 33.2
 Ex-smoker 31.4
 Never smoker 35.4

 Alcohol use – past 12 months: Mean±SEM or %

 Yes 70.8
 No 21.7
 Unknown 7.5

Body Mass Index (kg/m2):  

 Mean±SEM  26.7±0.4
<25 44.9
 25-<30 36.7
≥30 18.3

Waist-to-Hip Ratio:  

≥0.9 29.4
>0.9 70.6

Self-Rated Health:  

Excellent 25.5
Very Good 29.9
 Good 30.5
 Fair 11.3
 Poor 2.7

History of Major Chronic Conditions *:  

Yes 28.4
No 71.6

Physical Activity (Metabolic Equivalents):  

 Mean±SEM 139.3±8.2
0 8.4
>0-<100 41.5
 100-<200 25.9
 200-<300 11.3
≥300 12.8

 Vitamin D (ng/ml): Mean±SEM or %

Median [IQR] 26.7[20.2-34.3]
Sufficient (≥30) 50.3
Insufficient (20-<30) 33.1
Deficient (<20) 16.5

Testosterone (ng/mL):  

Median [IQR] 5.4±0.15.15 [3.97-6.56]

Estradiol (pg/mL):  

Median [IQR] 37.2±0.735.4 [29.5-43.7]

Sex hormone-binding globulin (nmol/L):  

Median [IQR] 37.9±0.836.1 [25.9-49.7]

*Major chronic conditions include self-reported physician diagnosis of arthritis, asthma,
chronic bronchitis, congestive heart failure, diabetes, emphysema, stroke, skin cancer
and other cancer.

Beydoun et al.Hormonal Studies  2015 3:1DOI : 10.7243/2052-8000-3-1