{
    "info": {
        "nct_id": "NCT04056260",
        "official_title": "Oncologic Safety of Sentinel Lymph Node-guided Lymph Node Dissection Using ICG-NIR Laparoscopy in Gastric Cancer",
        "inclusion_criteria": "* dignosed gastric adenocarcinoma\n* tumor: size 4cm or smaller\n* depth of invasion: mucosa, submucosa, proper muscle\n* candidates of laparoscopic radical gastrectomy\n* informed consent\nHealthy volunteers allowed\nMust have minimum age of 20 Years\nMust have maximum age of 80 Years",
        "exclusion_criteria": "* metachronous malignancy\n* number of tumors: 2 or more\n* remnant gastric cancer\n* indication for endoscopic resection\n* history of chemotherapy or radiation therapy\n* pregnancy\n* allergy to ICG\n* metastatic gastric cancer",
        "miscellaneous_criteria": ""
    },
    "inclusion_lines": [
        {
            "line": "* dignosed gastric adenocarcinoma",
            "criterions": [
                {
                    "exact_snippets": "dignosed gastric adenocarcinoma",
                    "criterion": "gastric adenocarcinoma",
                    "requirements": [
                        {
                            "requirement_type": "diagnosis",
                            "expected_value": true
                        }
                    ]
                }
            ]
        },
        {
            "line": "* tumor: size 4cm or smaller",
            "criterions": [
                {
                    "exact_snippets": "tumor: size 4cm or smaller",
                    "criterion": "tumor size",
                    "requirements": [
                        {
                            "requirement_type": "size",
                            "expected_value": {
                                "operator": "<=",
                                "value": 4,
                                "unit": "cm"
                            }
                        }
                    ]
                }
            ]
        },
        {
            "line": "* depth of invasion: mucosa, submucosa, proper muscle",
            "criterions": [
                {
                    "exact_snippets": "depth of invasion: mucosa, submucosa, proper muscle",
                    "criterion": "depth of invasion",
                    "requirements": [
                        {
                            "requirement_type": "location",
                            "expected_value": [
                                "mucosa",
                                "submucosa",
                                "proper muscle"
                            ]
                        }
                    ]
                }
            ]
        },
        {
            "line": "* candidates of laparoscopic radical gastrectomy",
            "criterions": [
                {
                    "exact_snippets": "candidates of laparoscopic radical gastrectomy",
                    "criterion": "surgical candidacy",
                    "requirements": [
                        {
                            "requirement_type": "procedure",
                            "expected_value": "laparoscopic radical gastrectomy"
                        }
                    ]
                }
            ]
        },
        {
            "line": "* informed consent",
            "criterions": [
                {
                    "exact_snippets": "informed consent",
                    "criterion": "informed consent",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": true
                        }
                    ]
                }
            ]
        },
        {
            "line": "Healthy volunteers allowed",
            "criterions": [
                {
                    "exact_snippets": "Healthy volunteers allowed",
                    "criterion": "volunteer health status",
                    "requirements": [
                        {
                            "requirement_type": "status",
                            "expected_value": "healthy"
                        }
                    ]
                }
            ]
        },
        {
            "line": "Must have minimum age of 20 Years",
            "criterions": [
                {
                    "exact_snippets": "minimum age of 20 Years",
                    "criterion": "age",
                    "requirements": [
                        {
                            "requirement_type": "minimum",
                            "expected_value": {
                                "operator": ">=",
                                "value": 20,
                                "unit": "Years"
                            }
                        }
                    ]
                }
            ]
        },
        {
            "line": "Must have maximum age of 80 Years",
            "criterions": [
                {
                    "exact_snippets": "maximum age of 80 Years",
                    "criterion": "age",
                    "requirements": [
                        {
                            "requirement_type": "maximum",
                            "expected_value": {
                                "operator": "<=",
                                "value": 80,
                                "unit": "Years"
                            }
                        }
                    ]
                }
            ]
        }
    ],
    "exclusion_lines": [
        {
            "line": "* metachronous malignancy",
            "criterions": [
                {
                    "exact_snippets": "metachronous malignancy",
                    "criterion": "metachronous malignancy",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": true
                        }
                    ]
                }
            ]
        },
        {
            "line": "* number of tumors: 2 or more",
            "criterions": [
                {
                    "exact_snippets": "number of tumors: 2 or more",
                    "criterion": "number of tumors",
                    "requirements": [
                        {
                            "requirement_type": "quantity",
                            "expected_value": {
                                "operator": ">=",
                                "value": 2,
                                "unit": "N/A"
                            }
                        }
                    ]
                }
            ]
        },
        {
            "line": "* remnant gastric cancer",
            "criterions": [
                {
                    "exact_snippets": "remnant gastric cancer",
                    "criterion": "remnant gastric cancer",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": true
                        }
                    ]
                }
            ]
        },
        {
            "line": "* indication for endoscopic resection",
            "criterions": [
                {
                    "exact_snippets": "indication for endoscopic resection",
                    "criterion": "indication for endoscopic resection",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": true
                        }
                    ]
                }
            ]
        },
        {
            "line": "* history of chemotherapy or radiation therapy",
            "criterions": [
                {
                    "exact_snippets": "history of chemotherapy",
                    "criterion": "chemotherapy",
                    "requirements": [
                        {
                            "requirement_type": "history",
                            "expected_value": true
                        }
                    ]
                },
                {
                    "exact_snippets": "history of ... radiation therapy",
                    "criterion": "radiation therapy",
                    "requirements": [
                        {
                            "requirement_type": "history",
                            "expected_value": true
                        }
                    ]
                }
            ]
        },
        {
            "line": "* pregnancy",
            "criterions": [
                {
                    "exact_snippets": "pregnancy",
                    "criterion": "pregnancy",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": false
                        }
                    ]
                }
            ]
        },
        {
            "line": "* allergy to ICG",
            "criterions": [
                {
                    "exact_snippets": "allergy to ICG",
                    "criterion": "allergy",
                    "requirements": [
                        {
                            "requirement_type": "substance",
                            "expected_value": "ICG"
                        }
                    ]
                }
            ]
        },
        {
            "line": "* metastatic gastric cancer",
            "criterions": [
                {
                    "exact_snippets": "metastatic gastric cancer",
                    "criterion": "gastric cancer",
                    "requirements": [
                        {
                            "requirement_type": "metastasis",
                            "expected_value": true
                        }
                    ]
                }
            ]
        }
    ],
    "miscellaneous_lines": [],
    "failed_inclusion": [],
    "failed_exclusion": [],
    "failed_miscellaneous": []
}