calc sg port derived

{
  "input": {
    "body": {
      "items": [
        {
          "age": 65,
          "sex": "male",
          "port": false,
          "gland": "parotid",
          "grade": "low",
          "margin": "negative",
          "t_stage": "t2",
          "charlson_deyo": "0",
          "nodal_positivity_ratio": "0"
        },
        {
          "age": 65,
          "sex": "male",
          "port": false,
          "gland": "parotid",
          "grade": "low",
          "margin": "negative",
          "t_stage": "t2",
          "charlson_deyo": "0",
          "nodal_positivity_ratio": "0"
        }
      ]
    },
    "type": "http",
    "method": "POST"
  },
  "output": {
    "type": "json",
    "example": {
      "path": "/api/calc/sg_port",
      "count": 2,
      "items": [
        {
          "age": 65,
          "sex": "male",
          "port": false,
          "gland": "parotid",
          "grade": "low",
          "margin": "negative",
          "formula": "sg_port",
          "t_stage": "t2",
          "citation": {
            "id": "jacobs-2022-sg-port",
            "doi": "10.1016/j.oraloncology.2022.105955",
            "pmid": "35752134",
            "title": "Prediction model to estimate overall survival benefit of postoperative radiotherapy for resected major salivary gland cancers",
            "source": "Oral Oncol. 2022;132:105955",
            "authors": "Jacobs CD, Barak I, Jung SH, et al."
          },
          "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.",
          "risk_score": 2.968477,
          "charlson_deyo": "0",
          "linear_predictor": 2.968477,
          "formula_expression": "lp = ln(age_hr_by_port)*(age/10) + ln(1.28)*male + ln(1.22)*charlson_deyo_step + ln(1.32)*submandibular + ln(0.72)*sublingual + ln(port_hr_by_t)*port + ln(1.29)*nodal_ratio_step + ln(1.34)*grade_step + ln(1.26)*positive_margin; Jacobs 2022 Table 3 multivariable HRs, β = ln(HR); age_hr is 1.52 without PORT and 1.37 with PORT (per 10 years); port_hr is 1.03/0.83/0.68/0.55 for pT1/pT2/pT3/pT4; charlson_deyo_step 0/1/2/3 for 0/1/2/ge_3; nodal_ratio_step 0/1/2/3 for 0 / 0.1-10 / 10.1-49.9 / ge_50; grade_step 0/1/2 for low/intermediate/high; T-stage main-effect HRs printed as dashes (PORT×T interaction); no printed S0; not 2-/5-/10-year OS percents; not a radiation order; magent does not compute Charlson-Deyo or count nodes",
          "nodal_positivity_ratio": "0"
        },
        {
          "age": 65,
          "sex": "male",
          "port": false,
          "gland": "parotid",
          "grade": "low",
          "margin": "negative",
          "formula": "sg_port",
          "t_stage": "t2",
          "citation": {
            "id": "jacobs-2022-sg-port",
            "doi": "10.1016/j.oraloncology.2022.105955",
            "pmid": "35752134",
            "title": "Prediction model to estimate overall survival benefit of postoperative radiotherapy for resected major salivary gland cancers",
            "source": "Oral Oncol. 2022;132:105955",
            "authors": "Jacobs CD, Barak I, Jung SH, et al."
          },
          "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.",
          "risk_score": 2.968477,
          "charlson_deyo": "0",
          "linear_predictor": 2.968477,
          "formula_expression": "lp = ln(age_hr_by_port)*(age/10) + ln(1.28)*male + ln(1.22)*charlson_deyo_step + ln(1.32)*submandibular + ln(0.72)*sublingual + ln(port_hr_by_t)*port + ln(1.29)*nodal_ratio_step + ln(1.34)*grade_step + ln(1.26)*positive_margin; Jacobs 2022 Table 3 multivariable HRs, β = ln(HR); age_hr is 1.52 without PORT and 1.37 with PORT (per 10 years); port_hr is 1.03/0.83/0.68/0.55 for pT1/pT2/pT3/pT4; charlson_deyo_step 0/1/2/3 for 0/1/2/ge_3; nodal_ratio_step 0/1/2/3 for 0 / 0.1-10 / 10.1-49.9 / ge_50; grade_step 0/1/2 for low/intermediate/high; T-stage main-effect HRs printed as dashes (PORT×T interaction); no printed S0; not 2-/5-/10-year OS percents; not a radiation order; magent does not compute Charlson-Deyo or count nodes",
          "nodal_positivity_ratio": "0"
        }
      ]
    }
  }
}