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Biochemical data categorized according to normal or increased PTH levels at 12 months after gastric bypass surgery.
| PTH (pmol/L) | PTH ≤ 6.8 | PTH > 6.8 | Normal |
|---|---|---|---|
| Patient no. | 67 | 36 | |
| Calcium | 2.34 ± 0.08 | 2.31 ± 0.11 | 2.10–2.55 mmol/L |
| Vitamin D | 47.5 ± 27.5 | 40.3 ± 20.3 | 30–100 nmol/L |
| Albumin | 38.6 ± 3.0 | 38.6 ± 4.0 | 35–50 g/L |
| PTH | 4.3 ± 1.4* | 9.5 ± 2.8* | 1.3–6.8 pmol/L |
Lab. results are represented as (mean ± 1SD). *Significant by one-way ANOVA with P < .0001.
