Hälsobrunnen Vårdcentral
Ulricehamn, 52337, Sweden
Location status: Recruiting
NCT Number: NCT05022264
The vital signs (pulse, systolic and diastolic blood pressure, respiratory rate, oxygen saturation and body temperature) are critical in assessing the severity and prognosis of infections. The devices used today for measuring the vital signs have to be in physical contact with the patients. There is an apparent risk of transferring infections from one patient to the next (or to healthcare professionals). Accurately obtaining vital signs is also important when managing other categories of patients where it may be relevant to obtain some of the vital signs such as pulse and blood pressure.
This project aims to evaluate a new camera-based system for contactless measurement of vital signs.
Interested in participating?
Request Info18 year and older
All sexes
Observational
Ulricehamn, 52337, Sweden
Location status: Recruiting
STUDY DESIGN:
A method comparison design with three work packages (WP):
WP1: Focus on estimating validity and reliability of the new study device to measure body temperature.
WP2: Focus on estimating validity and reliability of the new study device to measure all vital signs except body temperature (pulse, systolic and diastolic blood pressure, respiratory rate and oxygen saturation).
WP3: Focus on estimating if there is any difference in the validity and reliability of the new study device to measure all vital signs (except body temperature) in subjects with Fitzpatrick skin type 5-6 as compared with those of skin type 1-4.
STUDY POPULATION:
WP1: Patients aged ≥18 years admitted to or attending a hospital clinic. WP2: Patients aged ≥18 year attending primary health care or patients being admitted to a hospital clinic.
WP3: Individuals aged ≥18 years attending primary health care.
Healthy volunteers accepted: No
Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
The same subject can't be enrolled more than once with the exception that subjects in WP1 may also be recruited to WP2.
WP1+WP2:
WP3:
Exclusion criteria
Subjects are free to withdraw from the study at any point. Subjects will also be withdrawn from the study in case of unexpected depressed level of consciousness from inclusion up until all investigations are completed (during approximately 15-20 minutes). Any reduction in consciousness will incur that the subject is withdrawn.
Measuring vital signs with a new contactless camera technique
Other names: Remote Investigation and Assessment of Vital Signs
Time frame: The time delay between the measurements using conventional techniques and the new RIA-VS device will be approximately 5 minutes
Estimate the agreement between vital signs estimated with the new RIA-VS study device and vital signs estimated using traditional techniques (the criterion validity). Vital signs in this context are heart rate (pulse), respiratory rate, oxygen saturation (SpO2), systolic as well as diastolic blood pressure, and body temperature. For each vital sign the following statistics will be calculated to answer the outcome measure:
a) Validity of the new method: The gold standard will be the mean between the two reference methods. The first measurement of the new RIA-VS device will be the new method compared with the gold standard using a Bland-Altman plot. We will also produce simple scatter plots comparing the gold standard with the new RIA-VS device for illustration.
Time frame: The time delay between the measurements using conventional techniques and the new RIA-VS device will be approximately 5 minutes
Estimate the new RIA-VS study device test-retest reliability and to compare this with the test-retest reliability of the reference method. Vital signs in this context are heart rate (pulse), respiratory rate, oxygen saturation (SpO2), systolic as well as diastolic blood pressure, and body temperature. For each vital sign the following statistics will be calculated to answer the outcome measure:
Time frame: The time delay between the measurements using conventional techniques and the new RIA-VS device will be approximately 5 minutes
Investigate if different Fitzpatrick skin types influences the validity of the new RIA-VS study device. We will use the definition of skin types as described in: Fitzpatrick TB. The validity and practicality of sun-reactive skin types I through VI. Arch Dermatol. 1988;124(6):869-71).
The statistics described in the primary outcome measure and the first secondary outcome measure (test-retest reliability) will be made separately for patients with Fitzpatrick skin color type 0-4 as well as type 5-6 to see if skin color influences readings with the new RIA-VS device.
Contact information is provided by the study sponsor or research team.
Carl Wikberg, PhD
CONTACT
Ronny Gunnarsson, MD PhD
CONTACT
Vastra Gotaland Region
Other Gov
Acronym: RIA-VS
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.
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