eGFR (CKD-EPI 2021, race-free)

Estimated GFR via the 2021 race-free CKD-EPI creatinine equation.

How to use

Call with the inputs below. Boolean inputs are optional (absent = false). Returns the value, an interpretation, and a breakdown. Deterministic — no network call.

Parameters

Name	Type		Description
sex	enum(male \| female)	required	Biological sex
age	number	required	Age — unit: years
creatinine_mg_dl	number	required	Serum creatinine — unit: mg/dL

Example input

{
  "sex": "female",
  "age": 60,
  "creatinine_mg_dl": 1.2
}

Example output

{
  "calculator": "eGFR (CKD-EPI 2021, race-free)",
  "category": "Renal",
  "value": "52 mL/min/1.73m²",
  "interpretation": "CKD G3a (mild–moderate)",
  "severity": "moderate",
  "references": [
    "Inker LA et al. NEJM 2021"
  ]
}

Call it (MCP tools/call)

{
  "method": "tools/call",
  "params": {
    "name": "calc_egfr_ckdepi_2021",
    "arguments": {
      "sex": "female",
      "age": 60,
      "creatinine_mg_dl": 1.2
    }
  }
}

Endpoint: POST https://clinical-mcp.mcharge.in/mcp (Streamable HTTP).

References

Inker LA et al. NEJM 2021