Asthma Predictive Index (Castro-Rodriguez 2000, Tucson Children's Respiratory St
Asthma Predictive Index (Castro-Rodriguez 2000, Tucson Children's Respiratory Study). Stringent positive if early frequent wheeze (parent frequency scale > 3) plus 1+ major or 2+ minor criteria. Loose positive if any early wheeze plus the same risk factors. Majors: parental MD asthma, MD eczema. Minors: MD allergic rhinitis, wheezing apart from colds, circulating eosinophils >4% of WBC (caller-assigned). Not mAPI. Not an asthma diagnosis. magent does not examine the child. Not a medical device.
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/asthma_api
| 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 | $0.007 | 278 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"eosinophilia_gt_4pct": false,
"md_allergic_rhinitis": false,
"md_eczema": false,
"parental_md_asthma": false,
"wheeze": "none",
"wheezing_apart_from_colds": false
},
{
"eosinophilia_gt_4pct": false,
"md_allergic_rhinitis": false,
"md_eczema": false,
"parental_md_asthma": false,
"wheeze": "none",
"wheezing_apart_from_colds": false
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"items": {
"items": {
"properties": {
"eosinophilia_gt_4pct": {
"description": "Circulating eosinophils >4% of WBC as assigned by the caller (Castro-Rodriguez 2000 Table 1). true or false. Minor criterion. magent does not take an eosinophil percent and does not interpret a CBC.",
"type": "boolean"
},
"md_allergic_rhinitis": {
"description": "Physician-diagnosed allergic rhinitis as assigned by the caller. true or false. Minor criterion (Castro-Rodriguez 2000 Table 1). magent does not examine the child.",
"type": "boolean"
},
"md_eczema": {
"description": "Physician-diagnosed eczema as assigned by the caller. true or false. Major criterion (Castro-Rodriguez 2000 Table 1). magent does not examine the child.",
"type": "boolean"
},
"parental_md_asthma": {
"description": "Parental physician-diagnosed asthma as assigned by the caller. true or false. Major criterion (Castro-Rodriguez 2000 Table 1). magent does not take a family history.",
"type": "boolean"
},
"wheeze": {
"description": "Early-wheeze class from Castro-Rodriguez 2000. none = not an early wheezer; any = early wheezer (chest ever sounded wheezy in the first 3 years); frequent = early frequent wheezer (parent frequency scale > 3). Loose index requires any or frequent. Stringent index requires frequent.",
"enum": [
"none",
"any",
"frequent"
],
"type": "string"
},
"wheezing_apart_from_colds": {
"description": "Wheezing apart from colds as assigned by the caller. true or false. Minor criterion (Castro-Rodriguez 2000 Table 1). magent does not auscultate.",
"type": "boolean"
}
},
"required": [
"wheeze",
"parental_md_asthma",
"md_eczema",
"md_allergic_rhinitis",
"wheezing_apart_from_colds",
"eosinophilia_gt_4pct"
],
"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"
}