About this trial
This study aims to develop a novel nursing intervention involving robotic pet companionship to reduce anxiety in patients undergoing spontaneous breathing trials.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Aged 18 years or older with clear consciousness.
Mechanical ventilation for more than 72 hours.
Previously failed the first spontaneous breathing trial and is clinically ready to undergo a second spontaneous breathing trial.
Disqualifiers
Multidrug-resistant organism infection.
Requiring airborne infection isolation precautions (e.g., COVID-19).
Immunodeficiency (absolute neutrophil count < 500 cells/mL).
Richmond Agitation-Sedation Scale (RASS) less than -1.
Trial design
Parallel
Treatments tested in this trial
Robotic pet (PARO) companionship
BehavioralThe intervention is composed of the following components: Duration: Robotic pet companionship lasting 30-120 minutes, depending on clinical goals during each spontaneous breathing trial (SBT). Preparation and interaction: PARO is introduced 30 minutes before each SBT to establish emotional connection. Study staff will briefly introduce its interactive features, including responding to stroking, gentle tapping, head movements, and eye blinking. Participants may interact freely with PARO during the intervention. Assessment: Outcome measurements are conducted during the intervention. If extubated successfully, a semi-structured interview is conducted three days later. Early termination: The intervention is stopped if the participant becomes clinically unsuitable for further SBTs or experiences a serious adverse event (e.g., device dislodgement). Additional information: After each SBT, PARO is sterilized and stored in a sealed container in the patient's room.
Treatment groups
Trial outcomes
Primary outcomes
Behavioral responses
Behavioral responses will be assessed using the Motor Activity Assessment Score (MAAS). Data will be analyzed as both continuous and categorical variables. Continuous variable: mean MAAS score (range 0-6). Categorical variables: Sedated (MAAS 0-2); Cooperative (MAAS = 3); Agitated (MAAS 4-6).
Subjective Psychological response
Measured by using the Visual Analog Scale for Anxiety (VAS-A), ranging from 0 (no anxiety) to 10 (worst possible anxiety).
Objective Psychological Response
Crying or anger for more than five minutes (yes/no).
Secondary outcomes
Signs of respiratory distress - heart rate
Average heart rate measured in beats per minute (bpm).
Signs of respiratory distress - blood pressure
Average blood pressure measured in millimeters of mercury (mmHg).
Signs of respiratory distress - respiratory rate
Average respiratory rate measured in breaths per minute.
Signs of respiratory distress - oxygen saturation
Average peripheral oxygen saturation measured in percent.
Sponsors and contacts
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