Research Article
Patterns in the Parathyroid Response to Sodium Bicarbonate Infusion Test in Healthy Volunteers
Table 1
The various PTH values, total calcium and vitamin D levels of all the patients.
| | Total
| Group A
| Group B
| (A versus B) |
| Age (y) [SD] | 47.58 [2.05] | 48.42 [2.12] | 44.40 [5.81] | 0.432 | BMI (Kg/m2) [SD] | 26.15 [0.58] | 26.69 [0.63] | 24.00 [1.27] | 0.065 | 25(OH)D (ng/mL) [SD] | 24.16 [2.11] | 26.09 [2.46] | 15.60 [1.92] | | Calcium (mg/dL) [SD] | 8.86 [0.08] | 8.85 [0.10] | 8.87 [0.17] | 0.895 | Albumin (g/dL) [SD] | 4.35 [0.06] | 4.35 [0.67] | 4.32 [0.15] | 0.809 | Phosphate (mg/dL) [SD] | 3.43 [0.08] | 3.37 [0.10] | 3.60 [0.16] | 0.257 | Magnesium (mg/dL) [SD] | 2.12 [0.04] | 2.13 [0.05] | 2.10 [0.06] | 0.914 | PTH at 0 min (pmol/L) [SD] | 4.41 [0.17] | 4.37 [0.17] | 4.57 [0.50] | 0.639 | PTH at 3 min (pmol/L) [SD] | 11.22 [0.57] | 12.14 [0.61] | 7.53 [0.70] |
< | PTH at 5 min (pmol/L) [SD] | 9.79 [0.45] | 10.40 [0.48] | 7.33 [0.89] | | PTH at 10 min (pmol/L) [SD] | 6.00 [0.28] | 6.22 [0.30] | 5.13 [0.66] | 0.117 | PTH at 30 min (pmol/L) [SD] | 4.76 [0.24] | 4.80 [0.27] | 4.63 [0.55] | 0.747 | PTH at 60 min (pmol/L) [SD] | 4.89 [0.21] | 4.98 [0.24] | 4.50 [0.16] | 0.367 |
| Total PTH secretion (pmol/L) [SD] | 331.17 [15.65] | 345.78 [15.24] | 272.73 [46.52] | 0.061 |
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When statistically significant.
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