Journal of clinical anesthesia
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To obtain patients' assessments of ambulatory anesthesia and surgery using a return-mail questionnaire postcard. ⋯ Return-mail questionnaires can be used for patient follow-up after ambulatory surgery, with limitations characteristic of unselected-patient methods. Patients' assessments of their anesthesia and surgery can identify common sequelae that ambulatory patients should realistically expect to experience.
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To determine whether data recorded by an information management system is significantly different from that recorded manually. ⋯ Observer bias, missed readings, and errors of memory, which affect manual anesthetic records, may cause significant inaccuracy and may be avoided by using automated records generated by information management systems.