Table 1. Demographic and baseline biochemical parameter characteristics of study participants.
| Characteristics | Patients (N = 52) | P value | |
|---|---|---|---|
| 1. Low iPTH 2. (<150 pg/mL) 3. (N = 11) |
1. high iPTH 2. (≥150 pg/mL) 3. (N = 41) |
||
| Male sex, n (%) | 6 (54.5) | 17 (41.5) | 0.442 |
| Age, years, median (range) | 54 (24–72) | 50 (23–69) | 0.346 |
| BMI, kg/cm2, median (range) | 20.89 (17.5–28.1) | 22.45 (16.57–29.73) | 0.308 |
| Cause of CKD, N(%) | 0.785 | ||
| DM | 1 (9.1) | 8 (19.5) | |
| HTN | 2 (18.2) | 5 (12.2) | |
| GN | 6 (54.5) | 18 (43.9) | |
| others | 2 (18.2) | 10 (24.4) | |
| Dialysis information, median(range) | |||
| Kt/Vurea | 1.9 (1.52–3.03) | 1.89 (1.50–3.69) | 0.875 |
| duration, month | 17.06 (1.13–238.83) | 63.77 (4.1–225.03) | 0.554 |
| Biochemical level, median (range) | |||
| corrected calcium (mg/dL) | 9.54 (8.42–9.84) | 9.24 (8.0–10.42) | 0.996 |
| Phosphorus (mg/dL) | 4 (2.9–8.4) | 5.7 (3.9–9.3) | 0.022 |
| ALP (IU/L) | 69.5 (45–121) | 92 (36–225) | 0.208 |
| Hb (g/dL) | 11.2 (7.6–13.6) | 10.2 (7.3–11.9) | 0.004 |
| Albumin (g/dL) | 3.7 (3.1–4.1) | 3.8 (3–5) | 0.542 |
| Serum creatinine (mg/dL) | 6.21 (10.77–21.22) | 12.73 (3.95–25) | 0.485 |
| Na (mmol/L) | 138 (131–143) | 138 (126–144) | 0.860 |
| K (mmol/L) | 4.3 (3.6–6.1) | 4.8 (3.2–7.2) | 0.131 |
Abbreviations: BMI, body mass index; CKD, chronic kidney disease; DM, diabetes mellitus; HTN, hypertension; GN, Glomerulonephritis; Kt/V: (Kurea × Td)/Vurea (Kurea is the effective (delivered) dialyzer urea clearance integrated over the entire dialysis, Td is the time measured from beginning to end of dialysis, and Vurea is the patient’s volume of urea distribution; iPTH, intact parathyroid hormone; ALP, alkaline phosphatase; Hb, hemoglobin. *Significant results were marked in bold