Wischmeyer 2018 PONS
Wischmeyer 2018 PONS: four caller-assigned yes/no flags (BMI <18.5 kg/m² if age ≤65 or <20 if age >65; weight loss >10% in 6 months; oral intake reduced >50% in the past week; preoperative albumin <3.0 g/dL), 1 point each, max 4. high_risk true iff score ≥1. Not a medical device, diet order, or malnutrition diagnosis. magent does not weigh the patient, compute BMI, or assay albumin. Not NRS-2002, NUTRIC, or MUST.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
278 msmedian answer time
$0.005listed price per call
$0.007price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://api.magentlab.com/api/calc/pons
| Category | Everything else |
|---|---|
| Provider host | api.magentlab.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 0 from 0 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-28 | valid payment request | 402 | $0.007 | 278 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"albumin_lt_3_g_dl": false,
"bmi_low": false,
"oral_intake_reduced_gt_50pct_week": false,
"weight_loss_gt_10pct_6mo": false
},
{
"albumin_lt_3_g_dl": false,
"bmi_low": false,
"oral_intake_reduced_gt_50pct_week": false,
"weight_loss_gt_10pct_6mo": false
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"items": {
"items": {
"properties": {
"albumin_lt_3_g_dl": {
"description": "Caller-assigned Wischmeyer 2018 PONS flag: preoperative serum albumin <3.0 g/dL (not 3 g/L). true or false. magent does not assay albumin.",
"type": "boolean"
},
"bmi_low": {
"description": "Caller-assigned Wischmeyer 2018 PONS low-BMI flag: BMI <18.5 kg/m\u00b2 if age \u226465, or BMI <20 kg/m\u00b2 if age >65. true or false. magent does not take age, weigh the patient, or compute BMI.",
"type": "boolean"
},
"oral_intake_reduced_gt_50pct_week": {
"description": "Caller-assigned Wischmeyer 2018 PONS flag: reduced oral intake by >50% in the past week. true or false. magent does not measure intake.",
"type": "boolean"
},
"weight_loss_gt_10pct_6mo": {
"description": "Caller-assigned Wischmeyer 2018 PONS flag: weight loss >10% in the past 6 months. true or false. magent does not weigh the patient.",
"type": "boolean"
}
},
"required": [
"bmi_low",
"weight_loss_gt_10pct_6mo",
"oral_intake_reduced_gt_50pct_week",
"albumin_lt_3_g_dl"
],
"type": "object"
},
"maxItems": 25,
"minItems": 1,
"type": "array"
}
},
"required": [
"items"
],
"type": "object"
},
"headers": {
"additionalProperties": {
"type": "string"
},
"type": "object"
},
"method": {
"const": "POST",
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}