Table 2: Comparison between serum and tissue levels of calcium and phosphorus in patients (before UVB) and controls
Divalent ion
Pre UVB
(mg/dl + SD)
Controls
P value
Calcium
Serum
7.27 + 0.78
9.20 + 1.08
0.000
Tissue
0.25 + 0.14
2.533 + 0.76
0.001
Phosphorus
9.93 + 2.89
3.711 + 0.837
0.30 + 0.34
1.40 + 0.377