Patient Non Attendance to Medical CareNCT06419725

Temporal Trends in Nonattendence Rate for Scheduled Outpatient Appointments.

An observational study of Patient Non Attendance to Medical Care, run by Hospital Italiano de Buenos Aires at 1 site in Argentina.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record

Search all trials

Trial summary

Ecological time-series study using secondary databases. Read more about this study

Who is it for?: Ages 0 to 110 years
Conditions the study is for: Patient Non Attendance to Medical Care
How many people: 13,823,093 participants
Where: 1 siteArgentina
Study dates: 1 Jan 2016to 31 Dec 2023
Phase: Observational
Are there results?: None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

Ages 0 to 110 years
All sexes
Child, Adult, Older adult

Study population: The study population comprises individuals who requested at least one appointment for scheduled outpatient medical care at Hospital Italiano de Buenos Aires during the study period in any of its settings.

Who may be able to join

Appointments scheduled for outpatient medical care across all settings and specialties from January 1, 2016, to December 31, 2023

Who cannot join

Cancelled appointments, including cancellations made by the patient, medical team, and the appointment management system.
Appointments that do not correspond to scheduled in-person care (Teleconsultations,
Appointments for walk-in demand).
Scheduled appointments that are not for medical care (Health coverage or specialties that do not correspond to scheduled medical care, Appointments for procedures,
Appointments for complementary exams, Appointments for treatments such as speech therapy, physiotherapy, or other therapies).
Spontaneous overflow appointments where the patient spontaneously presents for care at that moment. These appointments cannot be absent as the present and the appointment are assigned simultaneously.
System errors that do not correspond to actual patient medical care appointments (Duplicate cancellations, Appointments where patient and physician coincide).

Trial locations and contacts

1 site in 1 country.

Argentina1 site

Hospital Italiano de Buenos Aires
Ciudad Autonoma de Buenos Aire, 1406

Other trials in Argentina

About this study

Ecological time-series study using secondary databases.

Read the detailed description

A time-series study will be conducted to evaluate nonattendance over time. The unit of analysis will be the appointment.

Conditions: Patient Non Attendance to Medical Care
Keywords: No Show Patients, Patient Non Attendance, Patient absenteeism, Patient compliance
Medical subject headings: No-Show Patients, Patient Compliance

What is being measured

The primary outcome is the main question the study is designed to answer.

Describe the behavior over time of the nonattendance proportion in scheduled outpatient medical appointments for in-person medical care over an 8-year period (globally and by subgroups: gender, age, medical specialty, and medical coverage).
Measured: 2016 to 2023
Evaluate temporal trends and changes (joinpoints) in the absenteeism proportion in scheduled outpatient medical appointments for in-person medical care over the same period.
Measured: 2016 to 2023

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

1 Jan 201631 Dec 2023

First posted17 May 2024
Study start1 Jan 2016
Primary completion31 Dec 2023
Study completion31 Dec 2023

Resources

Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
Publications (21)Papers the sponsor has linked to this study.
Other trials for Patient Non Attendance to Medical CareStudies of the same condition, open and under way.
What the trial phases meanHow a treatment moves from first tests in people to approval.

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design

Study type: Observational
Observational model: Ecologic or community
Time perspective: Retrospective
Enrolment: 13,823,093 participants (actual)

IDs, dates and publications

ClinicalTrials.gov ID: NCT06419725
Sponsor's protocol ID: 6922
Status last verified: May 2024
First submitted: 14 May 2024
Last updated: 17 May 2024
Results posted: No
FDA-regulated drug: No
FDA-regulated device: No
Individual data sharing: No

Publications

Giunta D, Briatore A, Baum A, Luna D, Waisman G, de Quiros FG. Factors associated with nonattendance at clinical medicine scheduled outpatient appointments in a university general hospital. Patient Prefer Adherence. 2013 Nov 8;7:1163-70. doi: 10.2147/PPA.S51841. eCollection 2013.
PubMed 24235820
Giunta DH, Alonso Serena M, Luna D, Peroni ML, Sanchez Thomas D, Binder F, Blugerman GA, Fuentes N, Elizondo CM, Gonzalez Bernaldo de Quiros F. Association between non-attendance to outpatient clinics and emergency department consultations, hospitalizations and mortality in a Health Maintenance Organization. Int J Health Plann Manage. 2020 Sep;35(5):1140-1156. doi: 10.1002/hpm.3021. Epub 2020 Jul 9.
PubMed 32648278
Carrillo GJS. Adhesión de los pacientes a las consultas de control ambulatorio. Investigación en Enfermería: Imagen y Desarrollo. 2011;9: 51-62.
Kheirkhah P, Feng Q, Travis LM, Tavakoli-Tabasi S, Sharafkhaneh A. Prevalence, predictors and economic consequences of no-shows. BMC Health Serv Res. 2016 Jan 14;16:13. doi: 10.1186/s12913-015-1243-z.
PubMed 26769153
Berg BP, Murr M, Chermak D, Woodall J, Pignone M, Sandler RS, Denton BT. Estimating the cost of no-shows and evaluating the effects of mitigation strategies. Med Decis Making. 2013 Nov;33(8):976-85. doi: 10.1177/0272989X13478194. Epub 2013 Mar 20.
PubMed 23515215
Jabalera Mesa ML, Morales Asencio JM, Rivas Ruiz F, Porras Gonzalez MH. [Analysis of economic cost of missed outpatient appointments]. Rev Calid Asist. 2017 Jul-Aug;32(4):194-199. doi: 10.1016/j.cali.2017.01.004. Epub 2017 May 2. Spanish.
PubMed 28476506
George A, Rubin G. Non-attendance in general practice: a systematic review and its implications for access to primary health care. Fam Pract. 2003 Apr;20(2):178-84. doi: 10.1093/fampra/20.2.178.
PubMed 12651793
Wolff DL, Waldorff FB, von Plessen C, Mogensen CB, Sorensen TL, Houlind KC, Bogh SB, Rubin KH. Rate and predictors for non-attendance of patients undergoing hospital outpatient treatment for chronic diseases: a register-based cohort study. BMC Health Serv Res. 2019 Jun 14;19(1):386. doi: 10.1186/s12913-019-4208-9.
PubMed 31200720
Karter AJ, Parker MM, Moffet HH, Ahmed AT, Ferrara A, Liu JY, Selby JV. Missed appointments and poor glycemic control: an opportunity to identify high-risk diabetic patients. Med Care. 2004 Feb;42(2):110-5. doi: 10.1097/01.mlr.0000109023.64650.73.
PubMed 14734947
Lee RRS, Samsudin MI, Thirumoorthy T, Low LL, Kwan YH. Factors affecting follow-up non-attendance in patients with Type 2 diabetes mellitus and hypertension: a systematic review. Singapore Med J. 2019 May;60(5):216-223. doi: 10.11622/smedj.2019042.
PubMed 31187148
Colubi MM, Perez-Elias MJ, Elias L, Pumares M, Muriel A, Zamora AM, Casado JL, Dronda F, Lopez D, Moreno S; SEAD Study Group. Missing scheduled visits in the outpatient clinic as a marker of short-term admissions and death. HIV Clin Trials. 2012 Sep-Oct;13(5):289-95. doi: 10.1310/hct1305-289.
PubMed 23134630
Srisaenpang S, Pinitsoontorn S, Singhasivanon P, Kitayaporn D, Kaewkungwal J, Tatsanavivat P, Patjanasoontorn B, Reechaipichitkul W, Thiratakulpisan J, Srinakarin J, Srisaenpang P, Thinkamrop B, Apinyanurak C, Chindawong BO. Missed appointments at a tuberculosis clinic increased the risk of clinical treatment failure. Southeast Asian J Trop Med Public Health. 2006 Mar;37(2):345-50.
PubMed 17124997
Ayten Turkcan & Lynn Nuti & Po-Ching DeLaurentis & Zhiyi Tian & Joanne Daggy & Lingsong Zhang & Mark Lawley & Laura Sands, 2013.
Giunta DH, Alonso Serena M. Nonattendance rates of scheduled outpatient appointments in a university general hospital. Int J Health Plann Manage. 2019 Oct;34(4):1377-1385. doi: 10.1002/hpm.2797. Epub 2019 May 7.
PubMed 31062463
Kim HJ, Fay MP, Feuer EJ, Midthune DN. Permutation tests for joinpoint regression with applications to cancer rates. Stat Med. 2000 Feb 15;19(3):335-51. doi: 10.1002/(sici)1097-0258(20000215)19:33.0.co;2-z.
PubMed 10649300

Study at a glance

From the registry record, last updated by the sponsor on 17 May 2024. Recruitment status is as the sponsor reported it: confirm with the study team.

Official title: Temporal Trends in Nonattendence Rate for Scheduled Outpatient Appointments.
ClinicalTrials.gov ID: NCT06419725
Acronym / sponsor ID: 6922
Conditions: Patient Non Attendance to Medical Care
Keywords: No Show Patients, Patient Non Attendance, Patient absenteeism, Patient compliance
Study type: Observational
Recruitment status: Completed
Enrolment: 13,823,093 participants (actual)
Lead sponsor: Hospital Italiano de Buenos AiresUniversity, hospital or other
Study start: 1 Jan 2016 (actual)
Primary completion: 31 Dec 2023 (actual)
Study completion: 31 Dec 2023 (actual)
First posted: 17 May 2024 (actual)
Results: Not posted in the source record

Clinical summary

The research question as the sponsor registered it. This describes what the study plans to test, not what it found.

Ecological time-series study using secondary databases.

Detailed description

A time-series study will be conducted to evaluate nonattendance over time. The unit of analysis will be the appointment.

Study design

Observational model: Ecologic or community
Time perspective: Retrospective

Who may qualify

Ages: 0 to 110 years
Sex: All
Age groups: Child, Adult, Older adult
Study population: The study population comprises individuals who requested at least one appointment for scheduled outpatient medical care at Hospital Italiano de Buenos Aires during the study period in any of its settings.

Key inclusion criteria (1 listed)

Appointments scheduled for outpatient medical care across all settings and specialties from January 1, 2016, to December 31, 2023

Key exclusion criteria (7 listed)

Cancelled appointments, including cancellations made by the patient, medical team, and the appointment management system.
Appointments that do not correspond to scheduled in-person care (Teleconsultations,
Appointments for walk-in demand).
Scheduled appointments that are not for medical care (Health coverage or specialties that do not correspond to scheduled medical care, Appointments for procedures,
Appointments for complementary exams, Appointments for treatments such as speech therapy, physiotherapy, or other therapies).

Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.

Primary outcome

Describe the behavior over time of the nonattendance proportion in scheduled outpatient medical appointments for in-person medical care over an 8-year period (globally and by subgroups: gender, age, medical specialty, and medical coverage).
Time frame: 2016 to 2023
Evaluate temporal trends and changes (joinpoints) in the absenteeism proportion in scheduled outpatient medical appointments for in-person medical care over the same period.
Time frame: 2016 to 2023

Results and safety

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

Research links

Official record on ClinicalTrials.govLast updated by the sponsor 17 May 2024.
Background: PubMed 24235820Giunta D, Briatore A, Baum A, Luna D, Waisman G, de Quiros FG. Factors associated with nonattendance at clinical medicine scheduled outpatient appointments in a university general hospital. Patient Prefer Adherence. 2013 Nov 8;7:1163-70. doi: 10.2147/PPA.S51841. eCollection 2013.
Background: PubMed 32648278Giunta DH, Alonso Serena M, Luna D, Peroni ML, Sanchez Thomas D, Binder F, Blugerman GA, Fuentes N, Elizondo CM, Gonzalez Bernaldo de Quiros F. Association between non-attendance to outpatient clinics and emergency department consultations, hospitalizations and mortality in a Health Maintenance Organization. Int J Health Plann Manage. 2020 Sep;35(5):1140-1156. doi: 10.1002/hpm.3021. Epub 2020 Jul 9.
BackgroundCarrillo GJS. Adhesión de los pacientes a las consultas de control ambulatorio. Investigación en Enfermería: Imagen y Desarrollo. 2011;9: 51-62.
Background: PubMed 26769153Kheirkhah P, Feng Q, Travis LM, Tavakoli-Tabasi S, Sharafkhaneh A. Prevalence, predictors and economic consequences of no-shows. BMC Health Serv Res. 2016 Jan 14;16:13. doi: 10.1186/s12913-015-1243-z.
Background: PubMed 23515215Berg BP, Murr M, Chermak D, Woodall J, Pignone M, Sandler RS, Denton BT. Estimating the cost of no-shows and evaluating the effects of mitigation strategies. Med Decis Making. 2013 Nov;33(8):976-85. doi: 10.1177/0272989X13478194. Epub 2013 Mar 20.
Background: PubMed 28476506Jabalera Mesa ML, Morales Asencio JM, Rivas Ruiz F, Porras Gonzalez MH. [Analysis of economic cost of missed outpatient appointments]. Rev Calid Asist. 2017 Jul-Aug;32(4):194-199. doi: 10.1016/j.cali.2017.01.004. Epub 2017 May 2. Spanish.
Background: PubMed 12651793George A, Rubin G. Non-attendance in general practice: a systematic review and its implications for access to primary health care. Fam Pract. 2003 Apr;20(2):178-84. doi: 10.1093/fampra/20.2.178.
Background: PubMed 31200720Wolff DL, Waldorff FB, von Plessen C, Mogensen CB, Sorensen TL, Houlind KC, Bogh SB, Rubin KH. Rate and predictors for non-attendance of patients undergoing hospital outpatient treatment for chronic diseases: a register-based cohort study. BMC Health Serv Res. 2019 Jun 14;19(1):386. doi: 10.1186/s12913-019-4208-9.
Background: PubMed 14734947Karter AJ, Parker MM, Moffet HH, Ahmed AT, Ferrara A, Liu JY, Selby JV. Missed appointments and poor glycemic control: an opportunity to identify high-risk diabetic patients. Med Care. 2004 Feb;42(2):110-5. doi: 10.1097/01.mlr.0000109023.64650.73.
Background: PubMed 31187148Lee RRS, Samsudin MI, Thirumoorthy T, Low LL, Kwan YH. Factors affecting follow-up non-attendance in patients with Type 2 diabetes mellitus and hypertension: a systematic review. Singapore Med J. 2019 May;60(5):216-223. doi: 10.11622/smedj.2019042.
Background: PubMed 23134630Colubi MM, Perez-Elias MJ, Elias L, Pumares M, Muriel A, Zamora AM, Casado JL, Dronda F, Lopez D, Moreno S; SEAD Study Group. Missing scheduled visits in the outpatient clinic as a marker of short-term admissions and death. HIV Clin Trials. 2012 Sep-Oct;13(5):289-95. doi: 10.1310/hct1305-289.
Background: PubMed 17124997Srisaenpang S, Pinitsoontorn S, Singhasivanon P, Kitayaporn D, Kaewkungwal J, Tatsanavivat P, Patjanasoontorn B, Reechaipichitkul W, Thiratakulpisan J, Srinakarin J, Srisaenpang P, Thinkamrop B, Apinyanurak C, Chindawong BO. Missed appointments at a tuberculosis clinic increased the risk of clinical treatment failure. Southeast Asian J Trop Med Public Health. 2006 Mar;37(2):345-50.
National Cancer Institute. Division of Cancer Control and Population Science. Joinpoint Trend Analysis Software.Link provided by the sponsor.
Medidas sanitarias por la pandemia de COVID-19 en Argentina.Link provided by the sponsor.
COVID-19 pandemic in Argentina.Link provided by the sponsor.
Individual participant dataSharing planned: No

Referral and contact

AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.

The record lists no contact. Use the official record to reach the sponsor.

1 site in 1 country: see every site and its status.

Questions about this trial

What is this clinical trial studying?

An observational study of Patient Non Attendance to Medical Care, run by Hospital Italiano de Buenos Aires at 1 site in Argentina.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 1 inclusion and 7 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 17 May 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Argentina. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Describe the behavior over time of the nonattendance proportion in scheduled outpatient medical appointments for in-person medical care over an 8-year period (globally and by subgroups: gender, age, medical specialty, and medical coverage). (time frame: 2016 to 2023). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT06419725, which also lists 21 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 17 May 2024.