{
    "info": {
        "nct_id": "NCT00003731",
        "official_title": "First Line Chemotherapy With Temozolomide in Recurrent Oligodendroglial Tumors, a Phase II Trial",
        "inclusion_criteria": "Healthy volunteers allowed\nMust have minimum age of 18 Years\nMust have maximum age of 70 Years",
        "exclusion_criteria": "",
        "miscellaneous_criteria": "DISEASE CHARACTERISTICS: Histologically proven oligodendroglioma or oligoastrocytoma with at least 25% oligodendroglial elements Recurrent or progressive disease following radiotherapy At least 3 months since prior radiotherapy Measurable disease by MRI or CT scan Lesion must have a diameter of at least 1 cm No progressive neurological deficits from the present recurrence No new neurological deficits interfering with daily activities No tumor causing midline shift or brain stem compression due to which a rapid deterioration is to be expected in case of no response No signs of increased intracranial pressure No extracranial disease\n\nPATIENT CHARACTERISTICS: Age: 18 to 70 Performance status: WHO 0-2 Life expectancy: At least 3 months Hematopoietic: Neutrophil count at least 1,500/mm3 Platelet count at least 100,000/mm3 Hepatic: Bilirubin no greater than 1.25 times upper limit of normal (ULN) AST/ALT no greater than 2 times ULN Alkaline phosphatase no greater than 2 times ULN Renal: Creatinine clearance at least 60 mL/min Creatinine no greater than 1.25 times ULN Neurologic: See Disease Characteristics Other: Not pregnant or nursing Fertile patients must use effective contraception No other malignant or nonmalignant diseases interfering with follow-up No psychological, familial, sociological, or geographical condition potentially hampering compliance with the study and follow-up\n\nPRIOR CONCURRENT THERAPY: Biologic therapy: Not specified Chemotherapy: No prior chemotherapy Endocrine therapy: Not specified Radiotherapy: See Disease Characteristics Surgery: Not specified Other: No other concurrent investigational drugs No other concurrent antitumor agents"
    },
    "inclusion_lines": [
        {
            "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 18 Years",
            "criterions": [
                {
                    "exact_snippets": "minimum age of 18 Years",
                    "criterion": "age",
                    "requirements": [
                        {
                            "requirement_type": "minimum",
                            "expected_value": {
                                "operator": ">=",
                                "value": 18,
                                "unit": "Years"
                            }
                        }
                    ]
                }
            ]
        },
        {
            "line": "Must have maximum age of 70 Years",
            "criterions": [
                {
                    "exact_snippets": "maximum age of 70 Years",
                    "criterion": "age",
                    "requirements": [
                        {
                            "requirement_type": "maximum",
                            "expected_value": {
                                "operator": "<=",
                                "value": 70,
                                "unit": "Years"
                            }
                        }
                    ]
                }
            ]
        }
    ],
    "exclusion_lines": [],
    "miscellaneous_lines": [
        {
            "line": "DISEASE CHARACTERISTICS: Histologically proven oligodendroglioma or oligoastrocytoma with at least 25% oligodendroglial elements Recurrent or progressive disease following radiotherapy At least 3 months since prior radiotherapy Measurable disease by MRI or CT scan Lesion must have a diameter of at least 1 cm No progressive neurological deficits from the present recurrence No new neurological deficits interfering with daily activities No tumor causing midline shift or brain stem compression due to which a rapid deterioration is to be expected in case of no response No signs of increased intracranial pressure No extracranial disease",
            "criterions": [
                {
                    "exact_snippets": "Histologically proven oligodendroglioma or oligoastrocytoma",
                    "criterion": "histological diagnosis",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": [
                                "oligodendroglioma",
                                "oligoastrocytoma"
                            ]
                        }
                    ]
                },
                {
                    "exact_snippets": "at least 25% oligodendroglial elements",
                    "criterion": "oligodendroglial elements",
                    "requirements": [
                        {
                            "requirement_type": "percentage",
                            "expected_value": {
                                "operator": ">=",
                                "value": 25,
                                "unit": "%"
                            }
                        }
                    ]
                },
                {
                    "exact_snippets": "Recurrent or progressive disease following radiotherapy",
                    "criterion": "disease status",
                    "requirements": [
                        {
                            "requirement_type": "status",
                            "expected_value": [
                                "recurrent",
                                "progressive"
                            ]
                        }
                    ]
                },
                {
                    "exact_snippets": "At least 3 months since prior radiotherapy",
                    "criterion": "time since prior radiotherapy",
                    "requirements": [
                        {
                            "requirement_type": "time elapsed",
                            "expected_value": {
                                "operator": ">=",
                                "value": 3,
                                "unit": "months"
                            }
                        }
                    ]
                },
                {
                    "exact_snippets": "Measurable disease by MRI or CT scan",
                    "criterion": "measurable disease",
                    "requirements": [
                        {
                            "requirement_type": "assessment method",
                            "expected_value": [
                                "MRI",
                                "CT scan"
                            ]
                        }
                    ]
                },
                {
                    "exact_snippets": "Lesion must have a diameter of at least 1 cm",
                    "criterion": "lesion size",
                    "requirements": [
                        {
                            "requirement_type": "diameter",
                            "expected_value": {
                                "operator": ">=",
                                "value": 1,
                                "unit": "cm"
                            }
                        }
                    ]
                },
                {
                    "exact_snippets": "No progressive neurological deficits from the present recurrence",
                    "criterion": "progressive neurological deficits",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": false
                        }
                    ]
                },
                {
                    "exact_snippets": "No new neurological deficits interfering with daily activities",
                    "criterion": "new neurological deficits",
                    "requirements": [
                        {
                            "requirement_type": "interference with daily activities",
                            "expected_value": false
                        }
                    ]
                },
                {
                    "exact_snippets": "No tumor causing midline shift or brain stem compression",
                    "criterion": "tumor effects",
                    "requirements": [
                        {
                            "requirement_type": "effects",
                            "expected_value": [
                                "no midline shift",
                                "no brain stem compression"
                            ]
                        }
                    ]
                },
                {
                    "exact_snippets": "No signs of increased intracranial pressure",
                    "criterion": "increased intracranial pressure",
                    "requirements": [
                        {
                            "requirement_type": "signs",
                            "expected_value": false
                        }
                    ]
                },
                {
                    "exact_snippets": "No extracranial disease",
                    "criterion": "extracranial disease",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": false
                        }
                    ]
                }
            ]
        },
        {
            "line": "PATIENT CHARACTERISTICS: Age: 18 to 70 Performance status: WHO 0-2 Life expectancy: At least 3 months Hematopoietic: Neutrophil count at least 1,500/mm3 Platelet count at least 100,000/mm3 Hepatic: Bilirubin no greater than 1.25 times upper limit of normal (ULN) AST/ALT no greater than 2 times ULN Alkaline phosphatase no greater than 2 times ULN Renal: Creatinine clearance at least 60 mL/min Creatinine no greater than 1.25 times ULN Neurologic: See Disease Characteristics Other: Not pregnant or nursing Fertile patients must use effective contraception No other malignant or nonmalignant diseases interfering with follow-up No psychological, familial, sociological, or geographical condition potentially hampering compliance with the study and follow-up",
            "criterions": [
                {
                    "exact_snippets": "Age: 18 to 70",
                    "criterion": "age",
                    "requirements": [
                        {
                            "requirement_type": "range",
                            "expected_value": {
                                "comparisons": [
                                    {
                                        "operator": ">=",
                                        "value": 18,
                                        "unit": "years"
                                    },
                                    {
                                        "operator": "<=",
                                        "value": 70,
                                        "unit": "years"
                                    }
                                ]
                            }
                        }
                    ]
                },
                {
                    "exact_snippets": "Performance status: WHO 0-2",
                    "criterion": "performance status",
                    "requirements": [
                        {
                            "requirement_type": "scale",
                            "expected_value": {
                                "operator": "<=",
                                "value": 2,
                                "unit": "WHO"
                            }
                        }
                    ]
                },
                {
                    "exact_snippets": "Life expectancy: At least 3 months",
                    "criterion": "life expectancy",
                    "requirements": [
                        {
                            "requirement_type": "duration",
                            "expected_value": {
                                "operator": ">=",
                                "value": 3,
                                "unit": "months"
                            }
                        }
                    ]
                },
                {
                    "exact_snippets": "Neutrophil count at least 1,500/mm3",
                    "criterion": "neutrophil count",
                    "requirements": [
                        {
                            "requirement_type": "count",
                            "expected_value": {
                                "operator": ">=",
                                "value": 1500,
                                "unit": "mm3"
                            }
                        }
                    ]
                },
                {
                    "exact_snippets": "Platelet count at least 100,000/mm3",
                    "criterion": "platelet count",
                    "requirements": [
                        {
                            "requirement_type": "count",
                            "expected_value": {
                                "operator": ">=",
                                "value": 100000,
                                "unit": "mm3"
                            }
                        }
                    ]
                },
                {
                    "exact_snippets": "Bilirubin no greater than 1.25 times upper limit of normal (ULN)",
                    "criterion": "bilirubin level",
                    "requirements": [
                        {
                            "requirement_type": "level",
                            "expected_value": {
                                "operator": "<=",
                                "value": 1.25,
                                "unit": "times ULN"
                            }
                        }
                    ]
                },
                {
                    "exact_snippets": "AST/ALT no greater than 2 times ULN",
                    "criterion": "AST/ALT level",
                    "requirements": [
                        {
                            "requirement_type": "level",
                            "expected_value": {
                                "operator": "<=",
                                "value": 2,
                                "unit": "times ULN"
                            }
                        }
                    ]
                },
                {
                    "exact_snippets": "Alkaline phosphatase no greater than 2 times ULN",
                    "criterion": "alkaline phosphatase level",
                    "requirements": [
                        {
                            "requirement_type": "level",
                            "expected_value": {
                                "operator": "<=",
                                "value": 2,
                                "unit": "times ULN"
                            }
                        }
                    ]
                },
                {
                    "exact_snippets": "Creatinine clearance at least 60 mL/min",
                    "criterion": "creatinine clearance",
                    "requirements": [
                        {
                            "requirement_type": "clearance",
                            "expected_value": {
                                "operator": ">=",
                                "value": 60,
                                "unit": "mL/min"
                            }
                        }
                    ]
                },
                {
                    "exact_snippets": "Creatinine no greater than 1.25 times ULN",
                    "criterion": "creatinine level",
                    "requirements": [
                        {
                            "requirement_type": "level",
                            "expected_value": {
                                "operator": "<=",
                                "value": 1.25,
                                "unit": "times ULN"
                            }
                        }
                    ]
                },
                {
                    "exact_snippets": "Not pregnant or nursing",
                    "criterion": "pregnancy/nursing status",
                    "requirements": [
                        {
                            "requirement_type": "status",
                            "expected_value": false
                        }
                    ]
                },
                {
                    "exact_snippets": "Fertile patients must use effective contraception",
                    "criterion": "contraception use",
                    "requirements": [
                        {
                            "requirement_type": "use",
                            "expected_value": true
                        }
                    ]
                },
                {
                    "exact_snippets": "No other malignant or nonmalignant diseases interfering with follow-up",
                    "criterion": "interfering diseases",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": false
                        }
                    ]
                },
                {
                    "exact_snippets": "No psychological, familial, sociological, or geographical condition potentially hampering compliance with the study and follow-up",
                    "criterion": "conditions hampering compliance",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": false
                        }
                    ]
                }
            ]
        },
        {
            "line": "PRIOR CONCURRENT THERAPY: Biologic therapy: Not specified Chemotherapy: No prior chemotherapy Endocrine therapy: Not specified Radiotherapy: See Disease Characteristics Surgery: Not specified Other: No other concurrent investigational drugs No other concurrent antitumor agents",
            "criterions": [
                {
                    "exact_snippets": "No prior chemotherapy",
                    "criterion": "prior chemotherapy",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": false
                        }
                    ]
                },
                {
                    "exact_snippets": "No other concurrent investigational drugs",
                    "criterion": "concurrent investigational drugs",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": false
                        }
                    ]
                },
                {
                    "exact_snippets": "No other concurrent antitumor agents",
                    "criterion": "concurrent antitumor agents",
                    "requirements": [
                        {
                            "requirement_type": "presence",
                            "expected_value": false
                        }
                    ]
                }
            ]
        }
    ],
    "failed_inclusion": [],
    "failed_exclusion": [],
    "failed_miscellaneous": []
}