Table 2.
Biochemical parameters according to the levels of renal function
| CKD groups | Control | Stage 3 | Stage 4 | Stage 5 |
|---|---|---|---|---|
| Subjects, n (%) | 100 | 20 (22.5) | 18 (20.2) | 51 (57.3) |
| Age, years | 44.90±20.30 | 55.88±15.64 | 55.00±14.36 | 53.57±16.03 |
| Males/females | 68/32 | 16/4 | 12/6 | 35/16 |
| eGFR, ml/min/1.73 m2 | <60 | 43.70±8.30 | 21.00±4.40 | 8.63±1.50 |
| Biochemical data | ||||
| Creatinine, mg/dl | 0.69±0.19 | 1.60±0.30 | 3.00±0.60 | 10.10±3.60 |
| PTH, pmol/l | 5.85±2.94 | 10.30±5.60 | 19.90±12.00 | 44.38±38.00 |
| Phosphate, mg/dl | 3.84±0.62 | 3.60±0.80 | 4.30±0.60 | 4.81±1.20 |
| Calcium, mg/dl | 9.07±0.46 | 9.00±0.40 | 8.70±0.80 | 8.80±1.20 |
| ALP, U/l | 88.21±45.57 | 89.80±37.80 | 154.30±150.40 | 173.55±123.30 |
| Vitamin D3, ng/ml | 18.78±6.00 | 20.90±14.10 | 17.40±5.40 | 22.90±12.90 |
| Albumin, g/dl | 3.50±0.40 | 3.70±0.50 | 3.50±0.60 | 3.30±0.50 |
| Intact FGF23, pg/ml | 39.66±17.38 | 61.20±14.10 | 118.50±63.20 | 1,526.40±1,456.00 |