TABLE 2. BMD measures and bone metabolism marker concentrations
Variables All participants Male Female P-values
Bone mineral density Bone mineral density Bone mineral density Bone mineral density Bone mineral density
LSBMD z-score (n = 31)ǂ -1.8 ± 2.3 -2.6 ± 3.1 -1.3 ± 1.3 0.029
TBBMD z-score (n = 29)ǂ -0.8 ± 1.3 -1.1 ± 1.5 -0.6 ± 0.9 0.055
LSBMD z-score stratification, n z-score ≥ -1, n (%) z-score > -2 to < -1, n (%) z-score ≤ -2, n (%) 31 11 (35%) 7 (23%) 13 (42%) 13 4 (31%) 1 (8%) 8 (62%) 18 7 (39%) 6 (33%) 5 (28%)
0.08
TBBMD z-score stratification, n z-score ≥ -1, n (%) z-score > -2 to < -1, n (%) z-score ≤ -2, n (%) 29 18 (62%) 6 (21%) 5 (17%) 13 8 (62%) 1 (7%) 4 (31%) 16 10 (63%) 5 (31%) 1 (6%)
0.14
Bone metabolism marker concentrations (n = 32)¥ Bone metabolism marker concentrations (n = 32)¥ Bone metabolism marker concentrations (n = 32)¥ Bone metabolism marker concentrations (n = 32)¥ Bone metabolism marker concentrations (n = 32)¥
Average 25OHD, ng/mL 26 ± 6 28 ± 7 25 ± 6 0.16
Dkk-1, pg/mL 307 (132-610) 483 (130-599) 258 (153-595) 0.91
OC, ng/mL 57.4 (24.5-91.3) 81 (54-139) 35 (19-68) 0.017
OC z-score 0.4 (-0.4-2.0) 0.8 (-0.1-2.2) 0.3 (-0.5-1.6) 0.50
CTX, ng/mL 1.3 (0.7-2.1) 2.1 (1.2-2.6) 1.0 (0.6-1.5) 0.012
CTX z-score 0.03 (-0.9-1.0) 0.6 (-0.1-2.0) -0.2 (-0.8-0.4) 0.32