{"uid":"cap_CvYjDVjpMwUQrY6mapIeN","slug":"magent-berg-balance-scale-bbs-calculator-a9422dfc","name":"magent Berg Balance Scale (BBS) Calculator","description":"Berg 1992 Berg Balance Scale (BBS): fourteen caller-assigned integers 0-4 (sitting to standing through standing on one foot). Sum 0-56. magent does not observe. Berg 1992 printed no 0-20 wheelchair / 21-40 walking-with-assistance / 41-56 independent website bands. Not Timed Up and Go, not a diagnosis, and not a medical device.","url":"https://api.magentlab.com/api/calc/berg_balance","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"headers":{"type":"object","additionalProperties":{"type":"string"}},"queryParams":{"type":"object","required":["sitting_to_standing","standing_unsupported","sitting_unsupported","standing_to_sitting","transfers","standing_eyes_closed","standing_feet_together","reaching_forward","retrieving_object_from_floor","turning_to_look_behind","turning_360","alternate_foot_on_stool","tandem_stance","standing_on_one_foot"],"properties":{"transfers":{"type":"integer","description":"Caller-assigned Berg 1992 transfers (integer 0-4): 4 able to transfer safely with minor use of hands; 3 able to transfer safely definite need of hands; 2 able to transfer with verbal cuing and/or supervision; 1 needs one person to assist; 0 needs two people to assist or supervise to be safe. magent does not observe the patient."},"turning_360":{"type":"integer","description":"Caller-assigned Berg 1992 turning 360 degrees (integer 0-4): 4 able to turn 360 degrees safely in 4 seconds or less; 3 able to turn 360 degrees safely one side only in 4 seconds or less; 2 able to turn 360 degrees safely but slowly; 1 needs close supervision or verbal cuing; 0 needs assistance while turning. magent does not observe the patient."},"tandem_stance":{"type":"integer","description":"Caller-assigned Berg 1992 standing unsupported one foot in front (integer 0-4): 4 able to place foot tandem independently and hold 30 seconds; 3 able to place foot ahead of other independently and hold 30 seconds; 2 able to take small step independently and hold 30 seconds; 1 needs help to step but can hold 15 seconds; 0 loses balance while stepping or standing. magent does not observe the patient."},"reaching_forward":{"type":"integer","description":"Caller-assigned Berg 1992 reaching forward with outstretched arm while standing (integer 0-4): 4 can reach forward confidently more than 25 cm (10 inches); 3 can reach forward more than 12 cm (5 inches) safely; 2 can reach forward more than 5 cm (2 inches) safely; 1 reaches forward but needs supervision; 0 loses balance while trying or requires external support. magent does not observe the patient."},"sitting_to_standing":{"type":"integer","description":"Caller-assigned Berg 1992 sitting to standing (integer 0-4): 4 able to stand without using hands and stabilize independently; 3 able to stand independently using hands; 2 able to stand using hands after several tries; 1 needs minimal aid to stand or stabilize; 0 needs moderate or maximal assist to stand. magent does not observe the patient."},"sitting_unsupported":{"type":"integer","description":"Caller-assigned Berg 1992 sitting unsupported, feet supported (integer 0-4): 4 able to sit safely and securely for 2 minutes; 3 able to sit 2 minutes under supervision; 2 able to sit 30 seconds; 1 able to sit 10 seconds; 0 unable to sit without support 10 seconds. magent does not observe the patient."},"standing_to_sitting":{"type":"integer","description":"Caller-assigned Berg 1992 standing to sitting (integer 0-4): 4 sits safely with minimal use of hands; 3 controls descent by using hands; 2 uses back of legs against chair to control descent; 1 sits independently but has uncontrolled descent; 0 needs assistance to sit. magent does not observe the patient."},"standing_eyes_closed":{"type":"integer","description":"Caller-assigned Berg 1992 standing unsupported with eyes closed (integer 0-4): 4 able to stand 10 seconds safely; 3 able to stand 10 seconds with supervision; 2 able to stand 3 seconds; 1 unable to keep eyes closed 3 seconds but stays standing; 0 needs help to keep from falling. magent does not observe the patient."},"standing_on_one_foot":{"type":"integer","description":"Caller-assigned Berg 1992 standing on one foot (integer 0-4): 4 able to lift leg independently and hold more than 10 seconds; 3 able to lift leg independently and hold 5-10 seconds; 2 able to lift leg independently and hold at least 3 seconds; 1 tries to lift leg unable to hold 3 seconds but remains standing independently; 0 unable to try or needs assist to prevent fall. magent does not observe the patient."},"standing_unsupported":{"type":"integer","description":"Caller-assigned Berg 1992 standing unsupported (integer 0-4): 4 able to stand safely for 2 minutes; 3 able to stand 2 minutes with supervision; 2 able to stand 30 seconds unsupported; 1 needs several tries to stand 30 seconds unsupported; 0 unable to stand 30 seconds unassisted. magent does not observe the patient."},"standing_feet_together":{"type":"integer","description":"Caller-assigned Berg 1992 standing unsupported with feet together (integer 0-4): 4 able to place feet together independently and stand 1 minute safely; 3 able to place feet together independently and stand 1 minute with supervision; 2 able to place feet together independently but unable to hold 30 seconds; 1 needs help to attain position but able to stand 15 seconds; 0 needs help to attain position and unable to hold 15 seconds. magent does not observe the patient."},"turning_to_look_behind":{"type":"integer","description":"Caller-assigned Berg 1992 turning to look behind over left and right shoulders while standing (integer 0-4): 4 looks behind from both sides with weight shift; 3 looks behind one side only other side shows less weight shift; 2 turns sideways only but maintains balance; 1 needs supervision when turning; 0 needs assist to keep from losing balance or falling. magent does not observe the patient."},"alternate_foot_on_stool":{"type":"integer","description":"Caller-assigned Berg 1992 placing alternate foot on step or stool while standing unsupported (integer 0-4): 4 able to stand independently and safely and complete 8 steps in 20 seconds; 3 able to stand independently and complete 8 steps in more than 20 seconds; 2 able to complete 4 steps without aid with supervision; 1 able to complete more than 2 steps needs minimal assist; 0 needs assistance to keep from falling or unable to try. magent does not observe the patient."},"retrieving_object_from_floor":{"type":"integer","description":"Caller-assigned Berg 1992 retrieving object from floor from a standing position (integer 0-4): 4 able to pick up slipper safely and easily; 3 able to pick up slipper but needs supervision; 2 unable to pick up but reaches 2-5 cm from slipper and keeps balance independently; 1 unable to pick up and needs supervision while trying; 0 unable to try or needs assist to keep from losing balance. magent does not observe the patient."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_SXYYjqU3DXJEQdEAgLWL5","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes the Berg Balance Scale total score (0–56) from 14 caller-assigned item scores and returns the associated functional mobility band","exampleAgentPrompt":"Calculate the Berg Balance Scale total for a patient who scored: sitting to standing 3, standing unsupported 4, sitting unsupported 4, standing to sitting 3, transfers 3, standing eyes closed 2, standing feet together 3, reaching forward 2, retrieving object from floor 2, turning to look behind 2, turning 360 degrees 2, alternate foot on stool 2, tandem stance 1, standing on one foot 1.","exampleUseCases":[{"title":"Post-stroke rehabilitation progress tracking","prompt":"My patient had a stroke 6 weeks ago. Here are their Berg Balance Scale item scores from today's PT session: sitting to standing 2, standing unsupported 3, sitting unsupported 4, standing to sitting 2, transfers 2, standing eyes closed 1, standing feet together 2, reaching forward 2, retrieving object from floor 1, turning to look behind 2, turning 360 degrees 1, alternate foot on stool 1, tandem stance 1, standing on one foot 0. What's their total BBS score and which mobility band do they fall into?"},{"title":"Fall risk screening in geriatric clinic","prompt":"I'm seeing an elderly patient and recorded these Berg Balance Scale scores: sitting to standing 3, standing unsupported 4, sitting unsupported 4, standing to sitting 3, transfers 3, standing eyes closed 3, standing feet together 3, reaching forward 2, retrieving object from floor 2, turning to look behind 3, turning 360 degrees 2, alternate foot on stool 2, tandem stance 2, standing on one foot 1. Can you calculate the BBS total and tell me whether they're in the wheelchair-dependent, assisted-walking, or independent band?"},{"title":"Pre-discharge mobility assessment","prompt":"Before we discharge this ortho patient we need a BBS score. Their item scores are: sitting to standing 4, standing unsupported 4, sitting unsupported 4, standing to sitting 4, transfers 4, standing eyes closed 3, standing feet together 4, reaching forward 3, retrieving object from floor 3, turning to look behind 3, turning 360 degrees 3, alternate foot on stool 3, tandem stance 2, standing on one foot 2. Compute the Berg Balance total and mobility classification please."}],"resultDescription":"Returns the summed Berg Balance Scale total (integer 0–56) computed from the 14 input item scores, along with the Berg 1992 functional mobility band: 0–20 (wheelchair level), 21–40 (walking with assistance), or 41–56 (independent ambulation). The endpoint performs arithmetic only and does not observe or diagnose the patient.","failureModes":["Missing any of the 14 required query parameters returns a validation error","Any item score outside the integer range 0–4 returns a validation error","Non-integer values (floats, strings) for item scores cause a request rejection","Payment failure (x402) if USDC balance is insufficient or x402 header is missing/invalid"],"whenToPreferThis":"Use this endpoint when you need a fast, reliable arithmetic computation of the Berg Balance Scale total and band classification from 14 pre-assigned item scores. Prefer it over manual summation in clinical documentation workflows, EHR integrations, or rehabilitation tracking agents where structured BBS output is needed consistently. It is not a diagnostic tool and should not replace clinical observation.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:16:39.182Z","isFirstParty":false}