Gibson 2017 IMPROVEDD VTE score
Gibson 2017 IMPROVEDD VTE score: Spyropoulos 2011 7-factor IMPROVE items (previous VTE 3, known thrombophilia 2, lower-limb paralysis 2, current cancer 2, immobilized >=7 days 1, ICU/CCU 1, age >60 1) plus 2 if caller-assigned D-dimer >=2x ULN. Max 14. low 0-1 vs high >=2 (heightened VTE through 77 days when >=2). Not a VTE diagnosis or prophylaxis order. Not the 4-factor admission model. Not Padua or Caprini. magent does not assay D-dimer.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
241 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/improvedd
| 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 | $0.007 | 241 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"age": 50,
"current_cancer": false,
"d_dimer_ge_2x_uln": false,
"icu_ccu_stay": false,
"immobilized_ge_7_days": false,
"known_thrombophilia": false,
"lower_limb_paralysis": false,
"previous_vte": false
},
{
"age": 50,
"current_cancer": false,
"d_dimer_ge_2x_uln": false,
"icu_ccu_stay": false,
"immobilized_ge_7_days": false,
"known_thrombophilia": false,
"lower_limb_paralysis": false,
"previous_vte": false
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"items": {
"items": {
"properties": {
"age": {
"description": "Age in years (18-120). Scores 1 when age >60 (Spyropoulos 2011 / Gibson 2017). Age 60 scores 0; age 61 scores 1.",
"type": "integer"
},
"current_cancer": {
"description": "Current cancer as assigned by the caller (Spyropoulos 2011 / Gibson 2017). true or false. 2 points if true. magent does not diagnose cancer.",
"type": "boolean"
},
"d_dimer_ge_2x_uln": {
"description": "D-dimer >=2x the local upper limit of normal as assigned by the caller (Gibson 2017). true or false. 2 points if true. magent does not assay D-dimer.",
"type": "boolean"
},
"icu_ccu_stay": {
"description": "ICU or CCU stay as assigned by the caller (Spyropoulos 2011 / Gibson 2017, during hospitalization). true or false. 1 point if true. magent does not assign level of care.",
"type": "boolean"
},
"immobilized_ge_7_days": {
"description": "Immobilized >=7 days as assigned by the caller (Spyropoulos 2011 / Gibson 2017, during hospitalization). true or false. 1 point if true. magent does not observe mobility.",
"type": "boolean"
},
"known_thrombophilia": {
"description": "Known thrombophilia as assigned by the caller (Spyropoulos 2011 / Gibson 2017). true or false. 2 points if true. magent does not interpret a thrombophilia panel.",
"type": "boolean"
},
"lower_limb_paralysis": {
"description": "Lower-limb paralysis as assigned by the caller (Spyropoulos 2011 / Gibson 2017). true or false. 2 points if true. magent does not examine the patient.",
"type": "boolean"
},
"previous_vte": {
"description": "Previous VTE as assigned by the caller (Spyropoulos 2011 7-factor associative items in Gibson 2017 IMPROVEDD). true or false. 3 points if true. magent does not diagnose VTE.",
"type": "boolean"
}
},
"required": [
"age",
"previous_vte",
"known_thrombophilia",
"lower_limb_paralysis",
"current_cancer",
"immobilized_ge_7_days",
"icu_ccu_stay",
"d_dimer_ge_2x_uln"
],
"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"
}