Table 3.
Population characteristics according to serum PTH course between baseline and M12
| Parameters | Early control, N=275 | Escape, N=112 | Late control, N=75 | Uncontrolled, N=139 | |
|---|---|---|---|---|---|
| Male (%) | 167 (60.7) | 62 (55.4) | 42.0 (56) | 84 (60.4) | |
| Age, mean ± SE (years) (%) | 65.7 ± 14.3 | 61.3 ± 15.6 | 62.5 ± 15.7 | 60.4 ± 17.2 | |
| <40 | 6.9 | 10.7 | 9.3 | 13.7 | |
| 40–55 | 13.8 | 25.0 | 21.3 | 25.9 | |
| 55–70 | 34.5 | 33.9 | 38.7 | 28.1 | |
| 70–85 | 37.8 | 25.0 | 24.0 | 25.9 | |
| ≥85 | 6.9 | 5.4 | 6.7 | 6.5 | |
| BMI, mean ± SD (kg/m²) | 25.8 ± 5.3 | 24.7 ± 6.2 | 26.0 ± 5.1 | 25.0 ± 5.0 | |
| Obese, n (%) | 47 (18.5) | 14 (13.1) | 13 (18.6) | 19 (14.0) | |
| Diabetes mellitus, n (%) | 68 (24.7) | 32 (28.6) | 22 (29.3) | 30 (21.6) | |
| Dialysis duration, mean ± SD (years) (%) | 4.3 ± 5.7 | 3.8 ± 4.9 | 5.0 ± 7.2 | 4.5 ± 5.7 | |
| 0–1 | 29.5 | 28.6 | 34.7 | 33.8 | |
| 1–5 | 44.0 | 50.0 | 36.0 | 38.8 | |
| >5 | 26.5 | 21.4 | 29.3 | 27.3 | |
| Biological data at baseline | |||||
| Serum PTH, mean ± SD (pg/mL) | 787 ± 315 | 946 ± 431 | 1040 ± 391 | 1140 ± 492 | |
| Serum PTH, pg/mL (%) | |||||
| <600 | 26.5 | 17.9 | 4.0 | 7.2 | |
| 600–1000 | 55.3 | 48.2 | 56.0 | 37.4 | |
| ≥1000 | 18.2 | 33.9 | 40.0 | 55.4 | |
| Serum calcium, mean ± SD (mmol/L) | 2.18 ± 0.20 | 2.21 ± 0.19 | 2.21 ± 0.19 | 2.22 ± 0.19 | |
| Serum phosphate, mean ± SD (mmol/L) | 1.61 ± 0.55 | 1.65 ± 0.62 | 1.78 ± 0.61 | 1.80 ± 0.50 | |
Percentages are based on the total number of patients in each column for whom the answer is available.