| Laboratory test | Frequency of testing | |||
| CKD stage 2 | CKD stage 3 | CKD stage 4 | CKD stage 5 | |
| Electrolytes | 12 months | 6 to 12 months | 3 to 6 months | 1 to 3 months |
| Calcium/phosphorus | 12 months | 6 to 12 months | 3 to 6 months | 1 to 3 months |
| PTH | 6 months | 6 to 12 months | 3 to 6 months | |
| ALP | 12 months | 12 months | ||
| 25-hydroxy vitamin D | 6 to 12 months | 6 to 12 months | 6 to 12 months | 6 to 12 months |
| Lipid profile | 12 months | 12 months | 12 months | 12 months |
| Hemoglobin | 12 months | Every 6 months | Every 6 months | |
