{'fraction_non_alphanumeric': 0.017391304347826087, 'fraction_numerical': 0.008695652173913044, 'mean_word_length': 5.315068493150685, 'pattern_counts': {'":': 0, '<': 0, '<?xml version=': 0, '>': 0, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
[Design, maintenance, and exploitation of an oncologic database for patients with malignant tumors of the head and neck].

The oncological databases are essential in the evaluation of the results of patients with malignant tumours. We present the design of the database that collects the oncological information of patients with head and neck malignant tumours diagnosed in our centre since 1984, and the needs of maintenance and possibilities of exploitation.