{
    "info": {
        "nct_id": "NCT02807701",
        "official_title": "Comparative Study Between Minimally Invasive Pancreatico-duodenectomy and Open Pancreatico-duodenectomy for Periampullary Tumors",
        "inclusion_criteria": "1. Age from less than 70 years.\n2. Tumor size less than or equal 3cm.\n3. No vascular invasion.\nHealthy volunteers allowed\nMust have maximum age of 65 Years",
        "exclusion_criteria": "1. Multiple prior abdominal surgeries.\n2. Body mass index >40.\n3. Locally advanced tumors .\n4. Inability to withstand prolonged anesthesia.\n5. Tumor size more than 3 cm.\n6. Patients who received chemoradiotherapy.\n7. Pregnant females.\n8. Patients with cirrhotic liver.",
        "miscellaneous_criteria": ""
    },
    "inclusion_lines": [
        {
            "line": "1. Age from less than 70 years.",
            "criterions": [
                {
                    "exact_snippets": "Age from less than 70 years",
                    "criterion": "age",
                    "requirements": [
                        {
                            "requirement_type": "value",
                            "expected_value": {
                                "operator": "<",
                                "value": 70,
                                "unit": "years"
                            }
                        }
                    ]
                }
            ]
        },
        {
            "line": "2. Tumor size less than or equal 3cm.",
            "criterions": [
                {
                    "exact_snippets": "Tumor size less than or equal 3cm.",
                    "criterion": "tumor size",
                    "requirements": [
                        {
                            "requirement_type": "size",
                            "expected_value": {
                                "operator": "<=",
                                "value": 3,
                                "unit": "cm"
                            }
                        }
                    ]
                }
            ]
        },
        {
            "line": "3. No vascular invasion.",
            "criterions": [
                {
                    "exact_snippets": "No vascular invasion.",
                    "criterion": "vascular invasion",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": false
                        }
                    ]
                }
            ]
        },
        {
            "line": "Healthy volunteers allowed",
            "criterions": [
                {
                    "exact_snippets": "Healthy volunteers allowed",
                    "criterion": "volunteer health status",
                    "requirements": [
                        {
                            "requirement_type": "status",
                            "expected_value": "healthy"
                        }
                    ]
                }
            ]
        },
        {
            "line": "Must have maximum age of 65 Years",
            "criterions": [
                {
                    "exact_snippets": "maximum age of 65 Years",
                    "criterion": "age",
                    "requirements": [
                        {
                            "requirement_type": "maximum",
                            "expected_value": {
                                "operator": "<=",
                                "value": 65,
                                "unit": "Years"
                            }
                        }
                    ]
                }
            ]
        }
    ],
    "exclusion_lines": [
        {
            "line": "1. Multiple prior abdominal surgeries.",
            "criterions": [
                {
                    "exact_snippets": "Multiple prior abdominal surgeries",
                    "criterion": "abdominal surgeries",
                    "requirements": [
                        {
                            "requirement_type": "quantity",
                            "expected_value": "multiple"
                        }
                    ]
                }
            ]
        },
        {
            "line": "2. Body mass index >40.",
            "criterions": [
                {
                    "exact_snippets": "Body mass index >40",
                    "criterion": "body mass index",
                    "requirements": [
                        {
                            "requirement_type": "value",
                            "expected_value": {
                                "operator": ">",
                                "value": 40,
                                "unit": "N/A"
                            }
                        }
                    ]
                }
            ]
        },
        {
            "line": "3. Locally advanced tumors .",
            "criterions": [
                {
                    "exact_snippets": "Locally advanced tumors",
                    "criterion": "tumor stage",
                    "requirements": [
                        {
                            "requirement_type": "stage",
                            "expected_value": "locally advanced"
                        }
                    ]
                }
            ]
        },
        {
            "line": "4. Inability to withstand prolonged anesthesia.",
            "criterions": [
                {
                    "exact_snippets": "Inability to withstand prolonged anesthesia",
                    "criterion": "ability to withstand prolonged anesthesia",
                    "requirements": [
                        {
                            "requirement_type": "ability",
                            "expected_value": false
                        }
                    ]
                }
            ]
        },
        {
            "line": "5. Tumor size more than 3 cm.",
            "criterions": [
                {
                    "exact_snippets": "Tumor size more than 3 cm.",
                    "criterion": "tumor size",
                    "requirements": [
                        {
                            "requirement_type": "size",
                            "expected_value": {
                                "operator": ">",
                                "value": 3,
                                "unit": "cm"
                            }
                        }
                    ]
                }
            ]
        },
        {
            "line": "6. Patients who received chemoradiotherapy.",
            "criterions": [
                {
                    "exact_snippets": "Patients who received chemoradiotherapy",
                    "criterion": "chemoradiotherapy",
                    "requirements": [
                        {
                            "requirement_type": "receipt",
                            "expected_value": true
                        }
                    ]
                }
            ]
        },
        {
            "line": "7. Pregnant females.",
            "criterions": [
                {
                    "exact_snippets": "Pregnant females",
                    "criterion": "pregnancy",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": true
                        }
                    ]
                }
            ]
        },
        {
            "line": "8. Patients with cirrhotic liver.",
            "criterions": [
                {
                    "exact_snippets": "Patients with cirrhotic liver",
                    "criterion": "cirrhotic liver",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": true
                        }
                    ]
                }
            ]
        }
    ],
    "miscellaneous_lines": [],
    "failed_inclusion": [],
    "failed_exclusion": [],
    "failed_miscellaneous": []
}