Systemic Prevention and Management for Perioperative Hypothermia and Its Effect on Patients Outcome

NCT ID: NCT03878901

Last Updated: 2019-03-18

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

NA

Total Enrollment

800 participants

Study Classification

INTERVENTIONAL

Study Start Date

2019-04-01

Study Completion Date

2021-08-31

Brief Summary

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This is a randomized, single-blinded, multi-center study clinical trial to determine both clinical and health outcomes of stratified warm strategy to prevent intraoperative hypothermia. Participants enrolled into this trial will be from elective major surgery population in PUMC Hospital, Beijing Hospital and Xuanwu Hospital. investigators plan to enroll approximately 800 participants. Hypothermia risk will be evaluated through PREDICTOR model in all participants. According to hypothermia risk level, these participants will be stratefied into high, moderate and low risk group. Participants in each group will be randomly categorize into warm group and control group. Active warm and fluid warm strategy, prewarm and fluid warm strategy and only prewarm strategy are used for high risk, moderate risk and low risk patients seperately. For controll group traditional passive warm was used.

Detailed Description

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Conditions

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Hypothermia; Anesthesia

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

SINGLE

Participants

Study Groups

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control group

Cotton Blanket Warming (CBW) starts 30 min preoperatively and then continues throughout the entire operation.

Group Type SHAM_COMPARATOR

passive warming

Intervention Type OTHER

cotton blanket warming through operation

warm group

Warm according to different hypothermia risk for low risk ---Forced-air warming(FAW) starts at least 30 min preoperatively and then Cotton Blanket Warming (CBW) continues throughout the entire operation.

moderate risk---Forced-air warming(FAW) starts at least 30 min preoperatively and then Cotton Blanket Warming (CBW) and fluid warming continues throughout the entire operation.

high risk ----Forced-air warming(FAW) starts at least 30 min preoperatively, FAW and fluid warming continues throughout the entire operation.

Group Type EXPERIMENTAL

high risk warm

Intervention Type COMBINATION_PRODUCT

Bair HuggerTM Forced-air Warming System to 30min pre- and entire operation warming, combined fluid warming

moderate risk warm

Intervention Type COMBINATION_PRODUCT

30 min prewarming The Bair HuggerTM Forced-air Warming System cotton blanket warming and fluid warming through operation

low risk warm

Intervention Type COMBINATION_PRODUCT

30 min prewarming The Bair HuggerTM Forced-air Warming System and cotton blanket warming through operation

Interventions

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high risk warm

Bair HuggerTM Forced-air Warming System to 30min pre- and entire operation warming, combined fluid warming

Intervention Type COMBINATION_PRODUCT

moderate risk warm

30 min prewarming The Bair HuggerTM Forced-air Warming System cotton blanket warming and fluid warming through operation

Intervention Type COMBINATION_PRODUCT

low risk warm

30 min prewarming The Bair HuggerTM Forced-air Warming System and cotton blanket warming through operation

Intervention Type COMBINATION_PRODUCT

passive warming

cotton blanket warming through operation

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

Age≥18 Core temperature preoperation ≥36.0 ℃ and ≤37.5℃ ASA I-III Informed consent

Exclusion Criteria

* emergency operation
* uncontrolled diebete mellitus with insulin treatment (preoperative blood glucose\>250mg/dL)
* hyperthyroidism and hypothyroidism
* Raynaud's disease
* patients with hematopathy and immune disease
* anticoagulant and non-steroid anti-inflammatory drug intake with 14 days before operation
* infectious fever within 4 weeks before operation
* laboratory abnomality as follow
* Hemoglobin≤10.0g/L
* Platelet≤100,000/ml
* White blood cell\<3000/dl or\>14,000/dl
* Fibrinogen\<200mg/dL
* Thrombin time\>40 second
* International normalized ratio\<70%
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Xuanwu Hospital, Beijing

OTHER

Sponsor Role collaborator

Beijing Hospital

OTHER_GOV

Sponsor Role collaborator

Peking Union Medical College Hospital

OTHER

Sponsor Role lead

Responsible Party

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Jie YI

Vice director

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Yuguang Huang, doctor

Role: STUDY_CHAIR

Peking Union Medcial College Hospital

Central Contacts

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Jiaxin Lang, doctor

Role: CONTACT

13611119094

Jie Yi, doctor

Role: CONTACT

13701362812

References

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Yi J, Xiang Z, Deng X, Fan T, Fu R, Geng W, Guo R, He N, Li C, Li L, Li M, Li T, Tian M, Wang G, Wang L, Wang T, Wu A, Wu D, Xue X, Xu M, Yang X, Yang Z, Yuan J, Zhao Q, Zhou G, Zuo M, Pan S, Zhan L, Yao M, Huang Y. Incidence of Inadvertent Intraoperative Hypothermia and Its Risk Factors in Patients Undergoing General Anesthesia in Beijing: A Prospective Regional Survey. PLoS One. 2015 Sep 11;10(9):e0136136. doi: 10.1371/journal.pone.0136136. eCollection 2015.

Reference Type BACKGROUND
PMID: 26360773 (View on PubMed)

Yi J, Zhan L, Lei Y, Xu S, Si Y, Li S, Xia Z, Shi Y, Gu X, Yu J, Xu G, Gu E, Yu Y, Chen Y, Jia H, Wang Y, Wang X, Chai X, Jin X, Chen J, Xu M, Xiong J, Wang G, Lu K, Yu W, Lei W, Qin Z, Xiang J, Li L, Yao M, Huang Y. Establishment and Validation of a Prediction Equation to Estimate Risk of Intraoperative Hypothermia in Patients Receiving General Anesthesia. Sci Rep. 2017 Oct 24;7(1):13927. doi: 10.1038/s41598-017-12997-x.

Reference Type RESULT
PMID: 29066717 (View on PubMed)

Yi J, Lei Y, Xu S, Si Y, Li S, Xia Z, Shi Y, Gu X, Yu J, Xu G, Gu E, Yu Y, Chen Y, Jia H, Wang Y, Wang X, Chai X, Jin X, Chen J, Xu M, Xiong J, Wang G, Lu K, Yu W, Lei W, Qin Z, Xiang J, Li L, Xiang Z, Pan S, Zhan L, Qiu K, Yao M, Huang Y. Intraoperative hypothermia and its clinical outcomes in patients undergoing general anesthesia: National study in China. PLoS One. 2017 Jun 8;12(6):e0177221. doi: 10.1371/journal.pone.0177221. eCollection 2017.

Reference Type RESULT
PMID: 28594825 (View on PubMed)

Provided Documents

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Document Type: Informed Consent Form

View Document

Document Type: Study Protocol and Statistical Analysis Plan

View Document

Other Identifiers

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Hypothermia2018

Identifier Type: -

Identifier Source: org_study_id

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