From: Testosterone and androstanediol glucuronide among men in NHANES III
 |  | Correlation coefficient | 95% confidence interval | P value |
---|---|---|---|---|
Age, years | < 65 | 0.17 | 0.12 to 0.23 | < 0.001 |
≥65 | 0.12 | 0.02 to 0.22 | 0.03 | |
Tertiles of BMI, kg/m2 | 1st (≤23) | 0.25 | 0.17 to 0.34 | < 0.001 |
2nd (24–27) | 0.17 | 0.08 to 0.25 | < 0.001 | |
3rd (≥27) | 0.22 | 0.13 to 0.30 | < 0.001 | |
Smoking | Never | 0.22 | 0.13 to 0.30 | < 0.001 |
Former | 0.19 | 0.1 to 0.27 | < 0.001 | |
Current | 0.20 | 0.11 to 0.28 | < 0.001 | |
Health statusa | Good | 0.24 | 0.12 to 0.25 | < 0.001 |
Poor | 0.17 | 0.09 to 0.25 | < 0.001 | |
Self-rated health | Excellent | 0.21 | 0.14 to 0.3 | < 0.001 |
Very good | 0.17 | 0.06 to 0.27 | 0.002 | |
Good | 0.12 | 0.03 to 0.21 | 0.01 | |
Fair | 0.11 | −0.07 to 0.27 | 0.24 | |
Poor | −0.22 | − 0.64 to 0.28 | 0.37 | |
Ethnicity | Non-Hispanic white | 0.20 | 0.11 to 0.25 | 0.18 |
Non-Hispanic black | 0.25 | 0.1 to 0.29 | 0.20 | |
Mexican-American | 0.28 | 0.13 to 0.32 | 0.22 | |
Other | 0.12 | −0.06 to 0.43 | 0.20 |