Table 1 Serum levels of procollagen type I amino-terminal propeptide (PINP), osteocalcin and C-telopeptide of type I collagen (CTX), testosterone, estradiol, estrone sulfate, sex hormone-binding globulin (SHBG) and serotonin measured in the fasting state on each of the study days
Day 0 | Day 4 | Day 8 | Day 42 | Day 180 | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
P1NP (ug/l) | 108 | (81–136) | 116 | (81–150) | 114 | (76–152) | 104 | (75–134) | 113 | (84–142) |
Osteocalcin (ug/l) | 35 | (28–42) | 37 | (30–45) | 36 | (28–43) | 33 | (26–40) | 35 | (25–45) |
CTX-1 (ug/l) | 0.98 | (0.68–1.29) | 0.98 | (0.72–1.24) | 0.91 | (0.64–1.17) | 0.94 | (0.67–1.21) | 0.87 | (0.58–1.15) |
Testosterone (nmol/l) | 19 | (16–22) | 21 | (17–25) | 23 | (19–27) | 21 | (18–24) | 26 | (16–35) |
Estradiol (pmol/l) | 93 | (75–112) | 91 | (68–114) | 83 | (63–103) | 90 | (70–110) | 88 | (59–117) |
Estrone sulfate (umol/l) | 19.7 | (11.8–27.6) | 15.7 | (97.3–21.7) | 22.1 | (10.0–34.2) | 20.3 | (81.6–32.5) | 22.8 | (12.7–32.9) |
SHBG (nmol/l) | 34 | (22–46) | 36 | (24–48) | 40† | (28–52) | 34 | (23–45) | 36 | (26–46) |
Serotonin (ng/ml) | 164 | (92–236) | 178 | (95–261) | 199 | (116–282) | 180 | (101–258) | 221 | (139–303) |