Chung 2008 Appendix 2 STOP-Bang OSA screen
Chung 2008 Appendix 2 STOP-Bang OSA screen. Four caller-assigned STOP flags (loud snoring heard through closed doors, daytime tiredness, observed stop-breathing, hypertension) plus computed BANG: BMI >35, age >50, neck >40 cm, male; each 1; max 8. BMI 35, age 50, and neck 40 cm do not score. Returns bands 0-2 and >=3. Not Chung 2012 three-tier, not a medical device, and not a sleep-study order.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
251 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/stop_bang
| 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 | $0.007 | 251 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"age": 40,
"bmi_kg_m2": 30,
"hypertension": false,
"neck_cm": 38,
"observed_apnea": false,
"sex": "female",
"snoring": false,
"tired": false
},
{
"age": 40,
"bmi_kg_m2": 30,
"hypertension": false,
"neck_cm": 38,
"observed_apnea": false,
"sex": "female",
"snoring": false,
"tired": false
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$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). Chung 2008 Appendix 2 BANG: scores 1 when >50. Age 50 does not score.",
"type": "integer"
},
"bmi_kg_m2": {
"description": "Body-mass index in kg/m^2 (10-80). Chung 2008 Appendix 2 BANG: scores 1 when >35. BMI 35 does not score. Caller-supplied; magent does not compute BMI from height and weight.",
"type": "number"
},
"hypertension": {
"description": "Has or is being treated for high blood pressure (Chung 2008 Appendix 2 STOP). true or false. Caller-assigned. 1 point if true.",
"type": "boolean"
},
"neck_cm": {
"description": "Neck circumference in cm (20-80). Chung 2008 Appendix 2 BANG: scores 1 when >40. Neck 40 does not score.",
"type": "number"
},
"observed_apnea": {
"description": "Anyone observed the patient stop breathing during sleep (Chung 2008 Appendix 2 STOP). true or false. Caller-assigned. 1 point if true.",
"type": "boolean"
},
"sex": {
"description": "female or male. Chung 2008 Appendix 2 BANG: male scores 1. Female scores 0.",
"enum": [
"female",
"male"
],
"type": "string"
},
"snoring": {
"description": "Loud snoring heard through closed doors (Chung 2008 Appendix 2 STOP). true or false. Caller-assigned. 1 point if true.",
"type": "boolean"
},
"tired": {
"description": "Daytime tiredness, fatigue, or sleepiness (Chung 2008 Appendix 2 STOP). true or false. Caller-assigned. 1 point if true.",
"type": "boolean"
}
},
"required": [
"snoring",
"tired",
"observed_apnea",
"hypertension",
"bmi_kg_m2",
"age",
"neck_cm",
"sex"
],
"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"
}