Target Weaning Oxygen to Determine Cafffeine Duration for AOP

NCT ID: NCT04868565

Last Updated: 2023-10-18

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

COMPLETED

Clinical Phase

PHASE4

Total Enrollment

310 participants

Study Classification

INTERVENTIONAL

Study Start Date

2021-05-01

Study Completion Date

2023-10-15

Brief Summary

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Caffeine, a typical representative of methylxanthine, is world-widely used to manage apnea of prematurity (AOP) in neonatology. However, an appropriate medication regimen of caffeine has not been well defined until now. For example, in terms of the duration of caffeine, AAP guideline for AOP (2016) and British NICE guideline for neonatal respiratory care (2019) all recommended discontinuing caffeine when the infants reached a postmenstrual age (PMA) ≥33weeks and had a stable respiratory status, commonly manifested by weaning from non-invasive ventilation and free of apneic episodes for at least five consecutive days. Interestingly, the actual clinical settings seem to be not strictly following this recommendation. A survey of the neonatologist in North America revealed that a substantial variability existed among sites in the timing of caffeine discontinuation before discharge and the respiratory support at the time of caffeine discontinuation \[1\]. Another survey in Saudi Arabia also had a similar finding \[2\]. The optimal timing of discontinuing caffeine is still a conundrum in the field of neonatology.

Ideally, the optimal timing of discontinuing caffeine should be individual-specific. Published work has indicated that AOP and intermittent hypoxemia (IH) were frequently observed beyond 36 weeks' PMA in all gestational age groups, particularly in the 24- to 27-week infants \[3, 4\]. In the clinical settings, intermittent hypoxic and AOP episodes is a predominant cause of oxygen supplement in premature infants and commonly prolong the hospital stay. Optimizing arterial saturation by oxygen supplement is essential to achieve a stable cardiorespiratory status because hypoxemia could induce hypoxic sensitivity of the carotid bodies in neonates, resulting in more pronounced ventilatory depression and more frequent apneic episodes. Some RCTs have shown that continuing caffeine administration beyond PMA 34 weeks could reduce the frequency of IH episodes in premature infants \[4, 5\]. Therefore, theoretically, a prolonged caffeine administration over the usual duration could shorten the duration of oxygen supplements in those infants at high risk of frequent late AOP or IH. Target weaning oxygen could be an opportunistic indicator of discontinuing caffeine.

In light of the above considerations, a multicenter, retrospective, partially blinded, controlled trials will be conducted to verify the hypothesis that a novel caffeine regimen that weaning oxygen as the indicator of discontinuing caffeine could improve respiratory outcomes of very premature infants.

Detailed Description

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Conditions

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Apnea of Prematurity Caffeine Weaning Oxygen Medicine Regimen

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Investigators Outcome Assessors
Randomization will be performed by someone who are not involved in this study. Outcomes assessor will review the patients' medical record masked for the type of intervention.The investigators performing the final statistic analyses will also be blinded to the treatment allocation.

Study Groups

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ongoing caffeine with oxygen supplement (group 1)

samples assigned to the "ongoing caffeine with oxygen supplement (group 1)" will continue caffeine administration combining with oxygen supplement until the patients are weaned from oxygen.

Group Type EXPERIMENTAL

Caffeine Citrate 20 MG/1 ML Intravenous Solution [CAFCIT]

Intervention Type DRUG

after randomization, caffeine citrate will be contineously prescribed to those patients assigned to the "ongoing caffeine with oxygen supplement (group 2) with a medication regimen of 10mg/kg.dose, once daily, and weekly adjustment based on the working weight.

discontinuing caffeine with oxygen supplement (group 2)

samples assigned to the "discontinuing caffeine with oxygen supplement (group 2)" will discontinue caffeine immediately after randomization, while oxygen supplement is going on.

Group Type ACTIVE_COMPARATOR

Caffeine Citrate 20 MG/1 ML Intravenous Solution [CAFCIT]

Intervention Type DRUG

after randomization, caffeine citrate will be contineously prescribed to those patients assigned to the "ongoing caffeine with oxygen supplement (group 2) with a medication regimen of 10mg/kg.dose, once daily, and weekly adjustment based on the working weight.

Interventions

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Caffeine Citrate 20 MG/1 ML Intravenous Solution [CAFCIT]

after randomization, caffeine citrate will be contineously prescribed to those patients assigned to the "ongoing caffeine with oxygen supplement (group 2) with a medication regimen of 10mg/kg.dose, once daily, and weekly adjustment based on the working weight.

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* premature infants with gestational age \<30 weeks
* postmenstral age ≥32weeks
* a history of caffeine therapy
* no current positive pressure respiratory support, and free of apnea for at least five consecutive days, but still oxygen dependent
* parents or legal guardians sign informed consent to attend this study

Exclusion Criteria

* congenital cardiorespiratory malformation, or chromosomal abnormalities
* Grade III/IV intraventricular hemorrhage, or probable brain injury attributable to confirmed central nervous system infection, severe periventricular leukomalacia or other entities;
* underwent tracheostomy
* currently on sedatives, opioids, or other medication related to depressed breath
Minimum Eligible Age

14 Days

Maximum Eligible Age

6 Months

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Children's Hospital of Chongqing Medical University

OTHER

Sponsor Role lead

Responsible Party

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Wang Jianhui

Attending neonatologist

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Yuan Shi

Role: STUDY_DIRECTOR

Children's Hospital of Chongqing Medical University

Locations

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The First Affiliated Hospital of USTC(University of Science and Technology of China)

Hefei, Anhui, China

Site Status

Peking Union Medical College Hospital

Beijing, Beijing Municipality, China

Site Status

Yuan Shi

Chongqing, Chongqing Municipality, China

Site Status

First Affiliated Hospital of Army Military Medical University

Chongqing, Chongqing Municipality, China

Site Status

Fuling Central Hospital of Chongqing City

Fuling, Chongqing Municipality, China

Site Status

The People's Hospital of Dazu

Longgang, Chongqing Municipality, China

Site Status

Chongqing University Three Gorges Hospital

Wanzhou, Chongqing Municipality, China

Site Status

Chongqing Wanzhou Health Center for Women And Children

Wanzhou, Chongqing Municipality, China

Site Status

Fuzhou Children's Hospital of Fujian Medical University

Fuzhou, Fujian, China

Site Status

Xiamen Children's Hospital

Xiamen, Fujian, China

Site Status

Lanzhou University Second Hospital

Lanzhou, Gansu, China

Site Status

Dongguan City Maternal&Child Health Hospital

Dongguan, Guangdong, China

Site Status

Maternal and Child Health Hospital of Yunfu

Yunfu, Guangdong, China

Site Status

Affiliated Hospital Of Guangdong Medical University

Zhanjiang, Guangdong, China

Site Status

BOAI hospital of Zhongshan

Zhongshan, Guangdong, China

Site Status

Haikou Hospital of the Maternal and Child Health

Haikou, Hainan, China

Site Status

The Second Affiliated Hospital of Zhengzhou University

Zhengzhou, Henan, China

Site Status

The Third Affiliated Hospital of Zhengzhou University

Zhengzhou, Henan, China

Site Status

Wuhan Children's Hospital, Tongji Medical College, Huazhong University of Science and Technology

Wuhan, Hubei, China

Site Status

Hunan Children's Hospital

Changsha, Hunan, China

Site Status

Hengyang Maternity and Child care hospital

Hengyang, Hunan, China

Site Status

Children's Hospital of Nanjing Medical University

Nanjing, Jiangsu, China

Site Status

First Affiliation Hospital of Nanjing Medical University

Nanjing, Jiangsu, China

Site Status

The First Affiliated Hospital of Nanchang University

Nanchang, Jiangxi, China

Site Status

The first bethune hospital of Jilin university

Changchun, Jilin, China

Site Status

Qilu Children's Hospital of ShanDong University

Jinan, Shandong, China

Site Status

Women & Children's Health Care Hospital of Linyi

Linyi, Shandong, China

Site Status

Shanghai Children's Medical Center

Shanghai, Shanghai Municipality, China

Site Status

The First Affiliated Hospital of Xi'an Jiaotong University

Xi’an, Shanxi, China

Site Status

Guangyuan central hospital

Guangyuan, Sichuan, China

Site Status

People's Hospital Of Leshan

Leshan, Sichuan, China

Site Status

Hospital T. C. M Affiliated to Southwest Medical University

Luzhou, Sichuan, China

Site Status

Mianyang Central Hospital

Mianyang, Sichuan, China

Site Status

Panzhihua Central Hospital

Panzhihua, Sichuan, China

Site Status

The Second People's Hospital of Yibin

Yibin, Sichuan, China

Site Status

Kunming Children's Hospital

Kunming, Yunnan, China

Site Status

The Second Affiliated Hospital of Kunming Medical University

Kunming, Yunnan, China

Site Status

Qujing City Maternal and Child Health Hospital

Qujing, Yunnan, China

Site Status

The People's Hosiptal of Wenshan Prefecture

Wenshan, Yunnan, China

Site Status

The First People's Hospital of Zhaotong

Zhaotong, Yunnan, China

Site Status

Ningbo Women & Children's Hospital

Ningbo, Zhejiang, China

Site Status

Countries

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China

Other Identifiers

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20210326

Identifier Type: -

Identifier Source: org_study_id

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