Table 2 Association between testosterone, sleep quality score and sleep duration
Sleep Variable | Total Testosterone (nmol/L) | Model 1 | Model 2 | Low Testosterone (< 10.5 nmol/L) | Model 3 | Model 4 |
|---|---|---|---|---|---|---|
Sleep quality category | Mean (SD) | β [nmol/L change in testosterone] (95% CI) | N (%) | Odds ratio for low testosterone (95% CI) | ||
0–4 | 16.6 (6.0) | Reference | Reference | 183 (13.5%) | Reference | Reference |
5–9 | 16.2 (6.4) | -0.41 (-1.00, 0.17) | -0.18 (-0.81, 0.45) | 98 (15.1%) | 1.11 (0.85, 1.46) | 1.11 (0.80, 1.55) |
10–14 | 15.9 (6.5) | -0.85 (-1.69, -0.02)* | -0.39 (-1.32, 0.54) | 45 (17.9%) | 1.42 (0.99, 2.05) | 1.47 (0.92, 2.34) |
15–20 | 15.9 (7.3) | -0.52 (-1.81, 0.76) | -0.68 (-2.08, 0.73) | 19 (19.5% | 1.35 (0.79, 2.31) | 2.22 (1.16, 4.31)* |
Sleep duration | ||||||
≥ 6 & < 9 h | 16.5 (6.3) | Reference | Reference | 284 (14.2%) | Reference | Reference |
< 6 h | 15.8 (5.9) | -0.37 (-1.27, 0.54) | -0.05 (-1.02, 0.91) | 31 (15.6%) | 1.01 (0.67, 1.52) | 1.04 (0.64, 1.69) |
≥ 9 h | 15.6 (6.3) | -0.94 (-1.96), 0.08) | -0.98 (-2.06, 0.09) | 30 (19.6%) | 1.42 (0.92, 2.17) | 1.37 (0.82, 2.29) |