Postoperative Sleep Disturbances Role in Cognitive Test Results After Fast-track Hip and Knee Arthroplasty

The purpose of this study is to evaluate sleep cycle before and after fast-track arthroplasty (3 days before and 10 days after) combined with cognitive testing preoperatively, on postoperative day 1,2,10.

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Key information

Conditions

Postoperative Cognitive Abilities

Age range

60 year and older

Sex eligibility

All sexes

Study type

Observational

Primary location

Gentofte Hospital

Hellerup, 2900, Denmark

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

above 60
ASA classification I-IV

Exclusion criteria

general anaesthesia within 90 days
daily use of sedatives, hypnotics og anxiolytics
alcohol abuse
insufficient written and verbal Danish
severe hearing loss and poor sight
Parkinsons Disease or other functional neurological deficits
Mini mental status < 24
Shift work

Treatment and study plan

Primary outcomes

Stroop colour word test result on the first postoperative morning compared to preoperatively.

Time frame: 4 days on average between preoperative and postoeperative testing

Sponsors and collaborators

Lead sponsor

Rigshospitalet, Denmark

Other

Registry information

Important dates

Study start: 2011
Primary completion: 2011
Study completion: 2011
First posted: Jun 28, 2011
Registry last updated: Sep 28, 2011

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.