Kidney function — eGFR + cystatin C — Winston-Salem, NC.

Test creatinine and cystatin C at an accredited lab in Winston-Salem and log the combined eGFR. Forsyth County, NC was one of the 4 original US field-center communities of the Cardiovascular Health Study, the actual cohort behind this standard's muscle-mass-independent mortality evidence: 4,663 elderly adults followed a median 9.3 years, each 1-SD (0.18 mg/L) rise in cystatin C carrying a hazard ratio of 1.33 for all-cause death and 1.42 for cardiovascular death, independent of creatinine-based eGFR (Shlipak MG, et al. Ann Intern Med. 2006;145(4):237-246). Chronic kidney decline is usually silent until late, and creatinine-only eGFR misreads people with high or low muscle mass. Confirmed directly via a WebFetch of the Cardiovascular Health Study's own site (chs-nhlbi.org), which lists all four field centers by name: Forsyth County, North Carolina; Sacramento County, California; Washington County, Maryland; and Pittsburgh, Pennsylvania. Offered in a second of the four real communities that built this evidence, distinct from the existing Sacramento tile.

Offer to pay $340. The receipt lands onchain once the proof is approved.

What it looks like

A patient near Winston-Salem has blood drawn at an accredited lab for a combined creatinine and cystatin C panel, then reviews the eGFR result against the flagging threshold with the technician.

A description of this kind of work, not a record that it happened here.

Where

Accredited lab / clinic draw, Winston-Salem, NC. Open the map

Pay

$340 proposed

This job is not funded yet, so this figure is a proposed price, not money held for the worker. If a buyer funds it, approved proof settles that price onchain. If nobody funds it, approved proof earns provable credit toward the work instead of cash: recorded, and readable any time at vealth.net/labor/credit/(your wallet). You see which before you claim, never after.

Proof

Creatinine + cystatin C with the combined eGFR (mL/min/1.73m²) and reference range, compared for flagging only

This is exactly what gets it approved. Nothing settles without it.

Level

intermediate

Open until

2027-03-26

Posted by

0x034F…6c89

The creator wallet. Its signature is what approves proof and settles the wage.

Screening only: trained staff at an accredited lab run creatinine and cystatin C, and the worker only logs and flags the eGFR. An eGFR under 60 mL/min/1.73m squared, especially on a repeat draw, routes to a clinician for CKD evaluation; never manage kidney disease.

The full safety list for this job:

• eGFR <60 mL/min/1.73m² (especially on a repeat draw) routes to a clinician for CKD evaluation; the agent flags, never manages kidney disease.
• The Cardiovascular Health Study's hazard ratios describe a specific elderly cohort followed over nearly a decade, never an individual's guaranteed risk.
• This packet is independent of and not affiliated with the Cardiovascular Health Study or its investigators -- named as the real, verified origin of the underlying evidence, not an ongoing program this packet is part of.

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