Clinical trial NCT06155981: Coca-Cola Zero (®) Consumption on Night-call Inpatient Course and Mortality
Official title: Coke Zero for the Zero: A Study Examining the Effect of Coke Zero Consumption on Night Call Inpatient Course and Mortality
Study type: INTERVENTIONAL
Overall status: ACTIVE_NOT_RECRUITING
Phase: NA
Conditions: Mortality
Keywords: Coke Zero
Night-call Staffs
Inpatient Admission
Inpatient Course
Inpatient Mortality
Lead sponsor: Duke-NUS Graduate Medical School
Sponsor class: OTHER
First posted: 2023-12-05
Enrollment: 160
Sex: ALL
Standard ages: CHILD
ADULT
OLDER_ADULT
Accepts healthy volunteers: yes
Allocation: RANDOMIZED
Intervention model: PARALLEL
Intervention model description: Two groups of night-call staffs will be receiving different interventions.
Primary purpose: OTHER

Brief summary: The purpose of this study is to determine the effect of coke zero consumption by night-call staffs on inpatient admission and mortality, and total sleep duration during the night-call duty. Coke Zero is a soft drink that is widely popular within the medical community, carrying the meaning of "zero", which to some, signifies the minimal level of morbidity and mortality that will occupy the on-call the night staffs.

Detailed description: Previous studies have demonstrated that superstitions among the medical community have been prevalent and staffs regularly engaged in conforming to the superstitions because of their associations with workload, inpatient admissions and mortality. As such, the current study aims to evaluate whether the consumption of Coke Zero has an effects on patient admissions and mortality and the eventfulness of the night-call duties.

Eligibility criteria: Inclusion Criteria:

• Doctors on the night-call roster at Singapore General Hospital

Exclusion Criteria

• Other allied health professionals or medical students

Primary outcomes:
measure: Inpatient Mortality
timeFrame: The designated night-call doctor's shift from 5PM to 8AM the next day
measure: Inpatient general ward admission
timeFrame: The designated night-call doctor's shift from 5PM to 8AM the next day
measure: Inpatient High Dependency/Intensive Care Unit Admission
timeFrame: The designated night-call doctor's shift from 5PM to 8AM the next day
Secondary outcomes:
measure: Hours of sleep during the night-call
timeFrame: The designated night-call doctor's shift from 5PM to 8AM the next day
measure: Hours of shift during the night-call
timeFrame: The designated night-call doctor's shift from 5PM to 8AM the next day
measure: Number of steps walked by the night-call staff during the night-call
timeFrame: The designated night-call doctor's shift from 5PM to 8AM the next day
measure: Level of alertness of the night-call staff after the night-call
timeFrame: The designated night-call doctor's shift from 5PM to 8AM the next day
Other outcomes:
Locations:
city: Singapore
country: Singapore
facility: Singapore General Hospital
Study officials:
affiliation: SingHealth Internal Medicine Residency
name: Yu Heng Kwan, MD, PhD
role: PRINCIPAL_INVESTIGATOR
References:
citation: Tan MH, Lee Z, Ng B, Sim ES, Chua YY, Tien M, Ooi CJ. The Tao of bao: a randomised controlled trial examining the effect of steamed bun consumption on night-call inpatient course and mortality. Ann Acad Med Singap. 2008 Mar;37(3):255-3.