Table 2.
—Cortisol and Cortisol-Binding Globulin
| Substance Measured | μg/dL Mean (SD) | Range | nmol/L Mean (SD) | Range | μg/dL Median (25th-75th Percentile) | nmol/L Median (25th-75th Percentile) |
| Salivary cortisol | 2.6 (2.69) | 0.11-14.93 | 71.73 (74.21) | 3.03-411.89 | 2.02 (1.29-2.77) | 55.73 (35.59-76.42) |
| Free serum cortisol | 2.27 (1.64) | 0.09-7.15 | 62.62 (46.07) | 2.48-197.25 | 1.86 (0.90-2.75) | 51.32 (24.83-75.87) |
| Total serum cortisol | 21.56 (8.71) | 4.9-44.5 | 594.80 (240.29) | 135.18-1227.67 | 19.75 (15.57-25.45) | 544.9 (429.58-702.16) |
| Cortisol-binding globulina | 23.54 (8.33)a | 9-50 | … | … | 23 (17.75-29.25)b | … |
N = 38 patients.
a
Data given in mg/dL mean (SD).
b
Data given in mg/dL median (25th-75th percentile).