ABCD2 (Johnston 2007) early stroke-risk score after TIA from age, blood pressure
ABCD2 (Johnston 2007) early stroke-risk score after TIA from age, blood pressure, caller-assigned clinical features, symptom duration, and diabetes (max 7). Bands 0-3, 4-5, and 6-7. Deterministic published score with citation; not a diagnosis or admit protocol. magent does not examine the patient. Not ABCD (Rothwell 2005) and not ABCD3-I.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
291 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/abcd2
| 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 | $0.007 | 291 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"age": 55,
"clinical_features": "none",
"diabetes": false,
"diastolic_mm_hg": 80,
"duration_min": 5,
"systolic_mm_hg": 120
},
{
"age": 55,
"clinical_features": "none",
"diabetes": false,
"diastolic_mm_hg": 80,
"duration_min": 5,
"systolic_mm_hg": 120
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$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). Age \u226560 scores 1; 59 scores 0.",
"type": "integer"
},
"clinical_features": {
"description": "Caller-assigned TIA features. none scores 0; speech_without_weakness scores 1; unilateral_weakness scores 2. Mutually exclusive. magent does not examine the patient.",
"type": "string"
},
"diabetes": {
"description": "Diabetes mellitus. true scores 1; false scores 0.",
"type": "boolean"
},
"diastolic_mm_hg": {
"description": "Cuff diastolic blood pressure in mm Hg (20-160). Must be less than systolic. \u226590 scores 1.",
"type": "number"
},
"duration_min": {
"description": "Symptom duration in minutes (integer 0-1440). Under 10 scores 0; 10-59 scores 1; 60 or more scores 2.",
"type": "integer"
},
"systolic_mm_hg": {
"description": "Cuff systolic blood pressure in mm Hg (50-250). \u2265140 scores 1.",
"type": "number"
}
},
"required": [
"age",
"systolic_mm_hg",
"diastolic_mm_hg",
"clinical_features",
"duration_min",
"diabetes"
],
"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"
}