|
Variables
|
Normal (a) (N = 8)
|
Osteopenia (b) (N = 17)
|
Osteoporosis (c) (N = 5)
|
ρ value
|
Pair-wise comparisons
|
|---|
|
(a) × (b)
|
(a) × (c)
|
(b) × (c)
|
|---|
|
Serum calcium (mg/dl)
|
Mean ± SD
|
8.9 ± 0.4
|
8.6 ± 0.4
|
7.8 ± 0.2
|
0.0001**
|
0.09
|
0.0001**
|
0.003**
|
|
Range
|
8.2–9.5
|
8.0–9.2
|
7.5–8.0
|
|
Serum phosphorus (mg/dl)
|
Mean ± SD
|
4.3 ± 0.4
|
3.2 ± 0.3
|
3.0 ± 0.3
|
0.0001**
|
0.0001**
|
0.0001**
|
0.2
|
|
Range
|
3.7–4.9
|
2.8–3.9
|
2.7–3.5
|
|
Alkaline phosphatase (IU/l)
|
Mean ± SD
|
153.4 ± 41.9
|
171.5 ± 46.6
|
194.4 ± 30.3
|
0.267
|
0.0001**
|
0.0001**
|
0.0001**
|
|
Range
|
102.6–206.2
|
108.5–246.2
|
142.1–221.3
|
|
Parathormone (ng/ml)
|
Mean ± SD
|
82.2 ± 19.7
|
82.5 ± 30.2
|
99.4 ± 31.2
|
0.0001**
|
0.95
|
0.0001**
|
0.0001**
|
|
Range
|
50.7–105.2
|
36.4–114.2
|
51.4–128.5
|
|
Vitamin D (nmol/l)
|
Mean ± SD
|
30.5 ± 2.3
|
20.7 ± 5.1
|
11.7 ± 1.2
|
0.0001**
|
0.0001**
|
0.0001**
|
0.0001**
|
|
Range
|
27.2–32.5
|
13.1–29.2
|
10.2–12.9
|
- Subgroups: (a) normal, (b) osteopenia, and (c) osteoporosis
- Ρ value > 0.05 = non-significant; **ρ value < 0.01 highly significant
