Static Measurements |
BV/TV |
M |
Bone volume per total volume |
Tb.Th |
M |
Trabecular thickness |
Tb.N |
C |
Trabecular number |
Tb.Sp |
C |
Trabecular separation |
Dynamic Measurements |
L2_only/BS |
M |
Second injected label per bone surface |
L1_only/BS |
M |
First injected label per bone surface |
sLS/BS |
M |
Single label surface per bone surface |
dLS/BS |
M |
Double label surface per bone surface |
LS/BS |
C |
Labeled surface (single or double) per bone surface |
MS/BS |
C |
Mineralizing surface per bone surface |
sLD/LS |
C |
Proportion of labeling surface that are single label |
dLS/LS |
C |
Proportion of labeling surface that are double label |
dLS/sLS |
C |
Ratio of double to single labeled surface |
Ir.L.Th |
M |
Interlabel thickness |
MAR |
C |
Mineral apposition rate (mm/day) |
BFR |
C |
Bone formation rate (MAR x (MS/BS)) |
Cellular Measurements |
AP/BS |
M |
Fraction of bone surface with AP label |
AP_R/BS |
M |
Fraction of bone surface with AP activity and the second mineralization label |
AP_only/BS |
M |
Fraction of bone surface with AP activity but without the second mineralization label |
TRAP/BS |
M |
Proportion of the bone surface with proximal TRAP activity (25.6 mm distance) |
TRAP_R/BS |
M |
Proportion of the bone surface with proximal TRAP activity and the second mineralization label |
TRAP_only/BS |
M |
Proportion of the bone surface with proximal TRAP activity but without the second mineralization label |
TRAP/TV |
M |
Total TRAP activity within the selected ROI |
TRAP_on/TRAP |
C |
Proportion of total TRAP activity that is adjacent to the bone surface |
M=measured value, C=calculate value from other measurements