Research Article
Comparison of Initial Clinical Presentations between Primary Hyperparathyroidism Patients from New Brunswick and Changsha
Table 1
Comparison of clinical features of PHPT patients in New Brunswick and Changsha from 2010 to 2016.
| | Clinical features | Changsha | New Brunswick | value | | Normal range | | Normal range |
| | Age (years) | 52.4 ± 15.4 | | 58.4 ± 12.5 | | <0.01 | | Female (% ) | 66% (87/131) | | 77% (130/169) | | <0.05 | | Duration (years) | 5.8 ± 7.7 | | 4.4 ± 6.4 | | 0.7 | | BMI (kg/m2) | 21.5 ± 3.9 | | 29.3 ± 6.5 | | <0.001 | | Ca (mg/dL) | 13.1 ± 2.3 | 8.4–10.1 | 11.1 ± 0.6 | 8.6–10.4 | <0.001 | | Serum PTH (pg/mL) | 676.4 ± 564.7 | 14.0–63.0 | 138.7 ± 99.7 | 15.0–65.0 | <0.001 | | 25 (OH) D (ng/mL) | 14.2 ± 8.1 | 30.0–100.0 | 29.5 ± 11.0 | 30.0–80.0 | <0.001 | | Albumin (g/dL) | 3.9 ± 0.6 | 4.0–5.5 | 4.3 ± 0.5 | 3.5–5.5 | <0.001 | | Corrected Ca (mg/dL) | 13.2 ± 2.5 | | 10.8 ± 0.7 | | <0.001 | | AKP (U/L) | 383.7 ± 645.9 | 50.0–135.0 | 86.0 ± 30.4 | 45.0–115.0 | <0.001 | | Glucose (mg/dL) | 92.7 ± 23.2 | 70.0–110.0 | 99.7 ± 19.6 | 65.0–99.0 | <0.001 | | Creatinine (mg/dL) | 1.1 ± 0.7 | 0.5–1.5 | 0.9 ± 0.3 | 0.5–1.2 | 0.7 | | Kidney stone (%) | 62% (81/131) | | 31% (52/169) | | <0.001 | | Adenoma (%) | 92% (85/92) | | 48% (77/159) | | <0.001 |
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PTH: parathyroid hormone; BMI: body mass index; Ca: serum calcium; 25 (OH) D: 25-hydroxyvitamin D; AKP: alkaline phosphatase.
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