Brott 1989 NIH stroke scale
Brott 1989 NIH stroke scale: 15 caller-assigned exam integers including pupillary response (0-2) and plantar reflex (0-3), with weaker-limb motor arm (0-4) and motor leg (0-3). Sum 0-37. Not the later NINDS 11-category form, not mNIHSS, and not a tPA order. magent does not examine the patient. No total-score severity bands in Brott 1989; later website cutoffs are not applied. Not a diagnosis and not a medical device.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
362 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/nihss
| 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 | $0.007 | 362 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"best_gaze": 0,
"best_language": 0,
"best_motor_arm": 0,
"best_motor_leg": 0,
"best_visual": 0,
"dysarthria": 0,
"facial_palsy": 0,
"limb_ataxia": 0,
"loc": 0,
"loc_commands": 0,
"loc_questions": 0,
"neglect": 0,
"plantar_reflex": 0,
"pupillary_response": 0,
"sensory": 0
},
{
"best_gaze": 0,
"best_language": 0,
"best_motor_arm": 0,
"best_motor_leg": 0,
"best_visual": 0,
"dysarthria": 0,
"facial_palsy": 0,
"limb_ataxia": 0,
"loc": 0,
"loc_commands": 0,
"loc_questions": 0,
"neglect": 0,
"plantar_reflex": 0,
"pupillary_response": 0,
"sensory": 0
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"items": {
"items": {
"properties": {
"best_gaze": {
"description": "Caller-assigned Brott 1989 best gaze (integer 0-2): 0 normal, 1 partial gaze palsy, 2 forced deviation. magent does not examine the patient.",
"enum": [
0,
1,
2
],
"type": "integer"
},
"best_language": {
"description": "Caller-assigned Brott 1989 best language (integer 0-3): 0 no aphasia, 1 mild to moderate, 2 severe aphasia, 3 mute. magent does not examine the patient.",
"enum": [
0,
1,
2,
3
],
"type": "integer"
},
"best_motor_arm": {
"description": "Caller-assigned Brott 1989 best motor arm, weaker limb (integer 0-4): 0 no drift, 1 drift, 2 cannot resist gravity, 3 no effort, 4 no movement. Not left and right separately. magent does not examine the patient.",
"enum": [
0,
1,
2,
3,
4
],
"type": "integer"
},
"best_motor_leg": {
"description": "Caller-assigned Brott 1989 best motor leg, weaker limb (integer 0-3): 0 no drift, 1 drift, 2 cannot resist gravity, 3 no effort. Not left and right separately. magent does not examine the patient.",
"enum": [
0,
1,
2,
3
],
"type": "integer"
},
"best_visual": {
"description": "Caller-assigned Brott 1989 best visual (integer 0-2): 0 no visual loss, 1 partial hemianopia, 2 complete hemianopia. magent does not examine the patient.",
"enum": [
0,
1,
2
],
"type": "integer"
},
"dysarthria": {
"description": "Caller-assigned Brott 1989 dysarthria (integer 0-2): 0 normal articulation, 1 mild to moderate, 2 near unintelligible or worse. magent does not examine the patient.",
"enum": [
0,
1,
2
],
"type": "integer"
},
"facial_palsy": {
"description": "Caller-assigned Brott 1989 facial palsy (integer 0-3): 0 normal, 1 minor, 2 partial, 3 complete. magent does not examine the patient.",
"enum": [
0,
1,
2,
3
],
"type": "integer"
},
"limb_ataxia": {
"description": "Caller-assigned Brott 1989 limb ataxia (integer 0-2): 0 absent, 1 present in upper or lower, 2 present in both. magent does not examine the patient.",
"enum": [
0,
1,
2
],
"type": "integer"
},
"loc": {
"description": "Caller-assigned Brott 1989 level of consciousness (integer 0-3): 0 alert, 1 drowsy, 2 stuporous, 3 coma. magent does not examine the patient.",
"enum": [
0,
1,
2,
3
],
"type": "integer"
},
"loc_commands": {
"description": "Caller-assigned Brott 1989 LOC commands (integer 0-2): 0 obeys both correctly, 1 obeys one correctly, 2 incorrect. magent does not examine the patient.",
"enum": [
0,
1,
2
],
"type": "integer"
},
"loc_questions": {
"description": "Caller-assigned Brott 1989 LOC questions (integer 0-2): 0 answers both correctly, 1 answers one correctly, 2 incorrect. magent does not examine the patient.",
"enum": [
0,
1,
2
],
"type": "integer"
},
"neglect": {
"description": "Caller-assigned Brott 1989 neglect (integer 0-2): 0 no neglect, 1 partial neglect, 2 complete neglect. magent does not examine the patient.",
"enum": [
0,
1,
2
],
"type": "integer"
},
"plantar_reflex": {
"description": "Caller-assigned Brott 1989 plantar reflex (integer 0-3): 0 normal, 1 equivocal, 2 extensor, 3 bilateral extensor. magent does not examine the patient.",
"enum": [
0,
1,
2,
3
],
"type": "integer"
},
"pupillary_response": {
"description": "Caller-assign