Rodger 2008 HERDOO2 after a first unprovoked VTE
Rodger 2008 HERDOO2 after a first unprovoked VTE. Score 1 each for hyperpigmentation, edema, or redness in either leg; D-dimer ≥250 μg/L while on anticoagulants; BMI ≥30; age ≥65 (equality scores). Max 4. low_risk is true only for women with score ≤1. Men have no low-risk subgroup in the derivation. Not a medical device and not a duration-of-anticoagulation order.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
270 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/herdoo2
| 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 | $0.007 | 270 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"age": 40,
"bmi_kg_m2": 22,
"d_dimer_ge_250": false,
"her_signs": false,
"sex": "female"
},
{
"age": 40,
"bmi_kg_m2": 22,
"d_dimer_ge_250": false,
"her_signs": false,
"sex": "female"
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"items": {
"items": {
"properties": {
"age": {
"description": "Age in years (18-120). Scores 1 when \u226565. Age 65 meets (Rodger 2008).",
"type": "integer"
},
"bmi_kg_m2": {
"description": "Body-mass index in kg/m^2 (10-80). Caller-supplied; magent does not compute BMI from height and weight. Scores 1 when \u226530. Equality at 30.0 meets.",
"type": "number"
},
"d_dimer_ge_250": {
"description": "D-dimer \u2265250 \u03bcg/L while on anticoagulants (Rodger 2008). Caller-assigned; magent does not assay D-dimer. true or false. 1 point if true.",
"type": "boolean"
},
"her_signs": {
"description": "Hyperpigmentation, edema, or redness in either leg (Rodger 2008). Caller-assigned. true or false. 1 point if true.",
"type": "boolean"
},
"sex": {
"description": "female or male. low_risk is true only when female and score \u22641. Men have no low-risk subgroup in Rodger 2008.",
"enum": [
"female",
"male"
],
"type": "string"
}
},
"required": [
"sex",
"her_signs",
"d_dimer_ge_250",
"bmi_kg_m2",
"age"
],
"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"
}