Acker 2015 SIPA
Acker 2015 SIPA: heart rate in bpm divided by cuff systolic pressure in mm Hg, rounded to two decimals. Elevated if the ratio exceeds the age-band cutoff: 1.22 (ages 4-6), 1.0 (7-12), or 0.9 (13-16). Ages 4-16 only; not for infants or adults 17 and older. Not a diagnosis of shock and not the adult shock-index greater-than-0.9 rule. magent does not measure vitals.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
244 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/sipa
| 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 | $0.007 | 244 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"age": 10,
"heart_rate_bpm": 80,
"systolic_mm_hg": 100
},
{
"age": 10,
"heart_rate_bpm": 80,
"systolic_mm_hg": 100
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$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 (integer 4-16). Acker 2015 SIPA cohort only. Ages 4-6 use cutoff 1.22, 7-12 use 1.0, and 13-16 use 0.9. Not for infants or adults 17 and older.",
"type": "integer"
},
"heart_rate_bpm": {
"description": "Heart rate in beats per minute (integer 30-220). magent does not measure vitals; the caller assigns the number.",
"type": "integer"
},
"systolic_mm_hg": {
"description": "Cuff systolic blood pressure in mm Hg (50-250). magent does not measure vitals.",
"type": "number"
}
},
"required": [
"age",
"heart_rate_bpm",
"systolic_mm_hg"
],
"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"
}