Calc Hct Ci

{
  "citation": {
    "authors": "Sorror ML, Maris MB, Storb R, et al.",
    "doi": "10.1182/blood-2005-05-2004",
    "id": "sorror-2005",
    "pmid": "15994282",
    "source": "Blood. 2005;106(9):2912-2919",
    "title": "Hematopoietic cell transplantation (HCT)-specific comorbidity index: a new tool for risk assessment before allogeneic HCT"
  },
  "components": [
    {
      "factor": "arrhythmia",
      "points": 0,
      "present": false
    },
    {
      "factor": "cardiac",
      "points": 0,
      "present": false
    },
    {
      "factor": "inflammatory_bowel_disease",
      "points": 0,
      "present": false
    },
    {
      "factor": "diabetes",
      "points": 0,
      "present": false
    },
    {
      "factor": "cerebrovascular_disease",
      "points": 0,
      "present": false
    },
    {
      "factor": "psychiatric_disturbance",
      "points": 0,
      "present": false
    },
    {
      "factor": "mild_hepatic",
      "points": 0,
      "present": false
    },
    {
      "factor": "obesity",
      "points": 0,
      "present": false
    },
    {
      "factor": "infection",
      "points": 0,
      "present": false
    },
    {
      "factor": "rheumatologic",
      "points": 0,
      "present": false
    },
    {
      "factor": "peptic_ulcer",
      "points": 0,
      "present": false
    },
    {
      "factor": "moderate_severe_renal",
      "points": 0,
      "present": false
    },
    {
      "factor": "moderate_pulmonary",
      "points": 0,
      "present": false
    },
    {
      "factor": "prior_solid_tumor",
      "points": 0,
      "present": false
    },
    {
      "factor": "heart_valve_disease",
      "points": 0,
      "present": false
    },
    {
      "factor": "severe_pulmonary",
      "points": 0,
      "present": false
    },
    {
      "factor": "moderate_severe_hepatic",
      "points": 0,
      "present": false
    }
  ],
  "disclaimer": "Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.",
  "formula": "hct_ci",
  "formula_expression": "HCT-CI = arrhythmia 1 + cardiac 1 + inflammatory_bowel_disease 1 + diabetes 1 + cerebrovascular_disease 1 + psychiatric_disturbance 1 + mild_hepatic 1 + obesity 1 + infection 1 + rheumatologic 2 + peptic_ulcer 2 + moderate_severe_renal 2 + moderate_pulmonary 2 + prior_solid_tumor 3 + heart_valve_disease 3 + severe_pulmonary 3 + moderate_severe_hepatic 3; Sorror 2005 HCT-CI weights; max 26; pulmonary moderate vs severe exclusive; hepatic mild vs moderate/severe exclusive; risk groups 0 low / 1-2 intermediate / >=3 high",
  "max_score": 26,
  "risk_group": "low",
  "score": 0
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://api.magentlab.com/api/calc/hct_ci?arrhythmia=false&cardiac=false&cerebrovascular_disease=false&diabetes=false&heart_valve_disease=false&infection=false&inflammatory_bowel_disease=false&mild_hepatic=false&moderate_pulmonary=false&moderate_severe_hepatic=false&moderate_severe_renal=false&obesity=false&peptic_ulcer=false&prior_solid_tumor=false&psychiatric_disturbance=false&rheumatologic=false&severe_pulmonary=false'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - 'https://api.magentlab.com/api/calc/hct_ci?arrhythmia=false&cardiac=false&cerebrovascular_disease=false&diabetes=false&heart_valve_disease=false&infection=false&inflammatory_bowel_disease=false&mild_hepatic=false&moderate_pulmonary=false&moderate_severe_hepatic=false&moderate_severe_renal=false&obesity=false&peptic_ulcer=false&prior_solid_tumor=false&psychiatric_disturbance=false&rheumatologic=false&severe_pulmonary=false' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.005 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.005" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.005 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.magentlab.com%2Fapi%2Fcalc%2Fhct_ci
const res = await pay("https://api.magentlab.com/api/calc/hct_ci?arrhythmia=false&cardiac=false&cerebrovascular_disease=false&diabetes=false&heart_valve_disease=false&infection=false&inflammatory_bowel_disease=false&mild_hepatic=false&moderate_pulmonary=false&moderate_severe_hepatic=false&moderate_severe_renal=false&obesity=false&peptic_ulcer=false&prior_solid_tumor=false&psychiatric_disturbance=false&rheumatologic=false&severe_pulmonary=false");
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.005 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.005"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://api.magentlab.com/api/calc/hct_ci?arrhythmia=false&cardiac=false&cerebrovascular_disease=false&diabetes=false&heart_valve_disease=false&infection=false&inflammatory_bowel_disease=false&mild_hepatic=false&moderate_pulmonary=false&moderate_severe_hepatic=false&moderate_severe_renal=false&obesity=false&peptic_ulcer=false&prior_solid_tumor=false&psychiatric_disturbance=false&rheumatologic=false&severe_pulmonary=false")
    print(res.status_code, res.text)