How can clinics in the UAE reduce patient no-shows?

Roughly one booked appointment in five is missed in the published Gulf data. A before-and-after study of Emirates Health Services primary care centres, published in JMIR Formative Research in 2025, counted 14,038 no-shows among 67,429 booked appointments from July to September 2022, a rate of 20.82%.

Hospital outpatient clinics report similar rates. A review of 769,118 scheduled appointments at the Royal Hospital in Muscat, Oman, from 2014 to 2018 found 22.3% were missed, ranging from 14.0% in oncology to 30.3% in urology (BMJ Open, 2021). At King Abdulaziz Medical City in Riyadh, about 21% of adult rehabilitation appointments in May 2023 were no-shows (Health Science Reports, 2025).

These figures sit close to the international average. A 2018 systematic review of 105 studies in Health Policy put the average no-show rate at about 23%, from 13.2% in Oceania to 43.0% in Africa.

A figure of 37% for the UAE is often repeated online. It comes from a January 2019 Dubai Healthcare City press release that described it as an estimate and gave no source or method, so it should not be read as a measured rate.

We found no published study of no-show rates in private clinics in Dubai, Abu Dhabi or the Northern Emirates. Rates vary by specialty, doctor and day, so the useful benchmark is your own: missed appointments divided by booked appointments that were not cancelled in advance, over the last 90 days, split by doctor and service.

Forgetting and clashing commitments come up most often in Gulf surveys. Of patients who had missed internal medicine appointments at a university medical centre in Riyadh in early 2021, 57.3% cited forgetfulness, 42.7% work or home commitments and 9.5% lack of transport, and patients coming for follow-up visits were more likely to miss than first-time patients (odds ratio 1.86, Bahrain Medical Bulletin, 2024).

Illness and timing matter too. In the King Abdulaziz Medical City rehabilitation study, the most common reasons were being sick on the day (24%), transport difficulties (16%), an inconvenient time or date (15%) and not getting time off work (12%) (Health Science Reports, 2025). A telephone survey of 280 patients at the Royal Hospital in Oman found transport difficulties (11.4%), no longer needing the appointment (7.5%) and forgetting (6.8%) were the most common single reasons, while family and work obligations together accounted for 21.4% (Health Science Reports, 2022). Staff in that survey most often blamed reminders that never reached the patient.

Two patterns predict a missed visit better than any single reason. The 2018 Health Policy review found the most commonly reported determinants were a long lead time between booking and appointment and a history of previous no-shows. In the Oman hospital data, appointments booked more than 120 days ahead were the strongest predictor, with an adjusted odds ratio of 1.87 against appointments booked within 30 days (BMJ Open, 2021).

Most of these causes respond to something a clinic controls: a reminder for the patient who forgets, an easy way to cancel for the patient whose plans change, and a shorter wait for the patient booked months out.

The list below orders each measure by the quality of the evidence behind it, from randomised trials down to single-site reports. Clinics get the most from using several together.

1. Reminders by text, WhatsApp or phone. Strongest evidence: a Cochrane review of randomised trials and a separate meta-analysis both found reminders raise attendance, and timing about a day ahead is supported by the largest WhatsApp study.

2. Contacting patients most likely to miss, including repeat no-shows. Good regional evidence: the Emirates Health Services study in the UAE, backed by consistent findings that past no-shows predict future ones.

3. Shorter booking lead times. Consistent observational evidence from large datasets in Oman and a systematic review, but few trials.

4. Two-way confirm and cancel inside the reminder. Studies show reminders lead more patients to cancel in advance, which frees the slot for someone else. Direct trials of two-way against one-way messages are scarce.

5. Same-day rebooking, waitlists and overbooking. These lower the cost of a no-show more than the rate itself, and the evidence comes from single health systems in the US.

6. Deposits and no-show fees. Weakest and mixed: a randomised trial in Denmark found a fine made no difference to attendance.

Reminders are the best-supported measure. A 2013 Cochrane review of randomised trials found attendance of 67.8% with no reminder, 78.6% with text message reminders and 80.3% with phone call reminders. Text reminders performed about the same as calls (risk ratio 0.99), and in the two studies that measured cost, text cost 55% and 65% less per attendance. A 2012 meta-analysis of randomised trials in Health Services Research found a summary effect of 1.48 in favour of SMS reminders.

Who sends the reminder also matters. In a randomised study of 9,835 patients at a US academic practice, no-shows were 23.1% with no reminder, 17.3% with an automated call and 13.6% when front-desk staff called three days ahead (American Journal of Medicine, 2010).

Wording counts as well. In two randomised trials with about 20,000 UK hospital outpatients, a text stating the specific cost of a missed appointment to the health service lowered the did-not-attend rate from 11.1% to 8.4% compared with the standard text (PLoS ONE, 2015). A private clinic can test the same idea by telling patients that a slot released early goes to another patient who is waiting.

On timing, the 2012 meta-analysis found no significant difference between reminders sent 24, 48 or 72 or more hours ahead. The largest study of WhatsApp reminder timing covered 475,214 outpatient appointments in the Buenos Aires public health system in 2023 and 2024. A single WhatsApp reminder about 24 hours ahead lowered no-shows the most, with a risk ratio of 0.76 (about 8 percentage points off a 34.6% baseline), against 0.91 for a single reminder at 72 hours (medRxiv preprint, 2026, not yet peer reviewed).

Adding a 72-hour reminder to the 24-hour one did not improve attendance in that study, but it did lead more patients to cancel in advance. For a clinic that refills cancelled slots, those early cancellations are useful. A sensible default is a confirmation at booking and a reminder the day before, with an earlier reminder for appointments booked weeks out.

Yes, because WhatsApp is where UAE residents expect to reach a business. In a 2024 YouGov poll of 1,000 UAE residents commissioned by the commerce platform Zbooni, 85% said they would prefer to use WhatsApp to interact with companies and 65% had used it for a product or service enquiry in the past year.

Most reminder trials tested SMS, and we found no head-to-head trial of WhatsApp against SMS. The Buenos Aires study described above is the largest body of evidence that WhatsApp reminders on their own reduce no-shows.

A reminder the patient can answer gives the clinic a cancellation it can act on in place of an empty chair. Reminders raised cancellation rates in the US practice study (American Journal of Medicine, 2010) and in the Buenos Aires study. In a Danish survey of patients who missed hospital appointments, the main reason given was technical difficulty with the digital appointment system and with cancelling (International Journal of Health Planning and Management, 2020).

In practice, the WhatsApp reminder should carry three options the patient can use without phoning: confirm, reschedule and cancel. Each answer should update the diary straight away so a cancelled slot can be offered to someone else.

Some patients will still miss. The aim then is to rebook that patient quickly and give the empty slot to someone who wants it. Message the patient who missed within the hour with two or three open times, while the appointment is still fresh in their mind.

Waitlists fill freed slots. At Mayo Clinic in 2023, an automated waitlist sent earlier-slot offers for 229,998 appointments. Patients accepted 24.6% of them and moved their visits forward by a mean of 22.6 days, and 3.25% of the accepted appointments ended as no-shows (Health Services Insights, 2025).

Overbooking works best when it is targeted. In a US Veterans Affairs endoscopy clinic, overbooking only against patients a model predicted would miss raised use of clinic capacity from 86% to 100%, while the average working day grew from 7.84 to 8.31 hours (American Journal of Gastroenterology, 2016). Without a reliable prediction, keep overbooking to short visits where a double-booked slot can be absorbed.

The Emirates Health Services centres also let walk-in patients take slots freed by no-shows (JMIR Formative Research, 2025), which is the simplest form of backfill for a clinic with a busy waiting room.

Yes, and the pattern is consistent. In the Oman hospital data, a wait of 31 to 60 days raised the odds of a missed visit to 1.45 and a wait of more than 120 days to 1.87, compared with 30 days or less (BMJ Open, 2021). The 2018 Health Policy review found long lead time was one of the two most commonly reported determinants of no-shows.

Open-access scheduling, where part of each day is kept for patients who ask that day, shortens lead times. A 2011 systematic review of 24 studies in Archives of Internal Medicine found no-show rates improved only in practices whose baseline rate was above 15%.

For a UAE clinic, that points to holding some same-week capacity for follow-ups, which the Riyadh internal medicine study found were more likely to be missed, and adding an earlier reminder to any booking made more than two weeks out.

The evidence is weak and mixed. In a randomised trial of 6,746 appointments at Danish outpatient clinics, a fine of DKK 250 (about EUR 34) for non-attendance left the rate unchanged at about 5% in both groups, and only 27 of the 130 fines issued were paid (BMJ Open, 2018).

A 2023 review in the Israel Journal of Health Policy Research summarised older studies, including a 1995 US mental health clinic where a $30 fine cut no-shows from 20.1% to 9.27% among patients with more than two previous no-shows. The authors concluded that better availability and easier cancellation would do more than fines, and noted that fixed fines weigh more on lower-income patients and that illness and transport, which patients cannot always control, cause many no-shows.

If a clinic wants a financial commitment, a deposit on long or high-value procedures, with a clear window to cancel for free, is easier to explain than a fine after the event. We found no published UAE rule that sets out how private clinics may charge for missed appointments, so check your licensing authority's current guidance and your insurer contracts before introducing one, and show the policy to the patient at booking.

Treat a second missed visit as a flag. Previous no-shows are one of the two most commonly reported predictors of missing again (Health Policy, 2018).

Targeted contact is what the strongest UAE result relied on. In the Emirates Health Services centres, a model scored each appointment for no-show risk and coordinators contacted high-risk patients to confirm or reschedule. Across the network, no-shows fell from 20.82% in the three months before rollout to 10.25% in the three months after (JMIR Formative Research, 2025). The study had no control group, so some of the change may have other causes.

A smaller clinic can run a simple version without a model. List patients with two or more no-shows in the past year, call them personally before their next visit, ask what would make attending easier and book them into times they choose. In the US practice study, staff calls cut no-shows more than automated calls (13.6% against 17.3%, American Journal of Medicine, 2010), so a personal call is worth the time for this group.

1. Measure your no-show rate for the last 90 days, by doctor, service, branch and day of the week.

2. Send a WhatsApp confirmation at booking from the clinic's own number, with SMS for patients who do not use WhatsApp.

3. Send a reminder about 24 hours before each appointment, and an earlier one for bookings made more than two weeks ahead.

4. Include the doctor, time, branch, a map link and what to bring, such as the Emirates ID and insurance card, in Arabic or English as the patient prefers.

5. Let the patient confirm, reschedule or cancel by replying, and update the diary from that reply.

6. Keep a waitlist of patients who want an earlier slot and offer each freed slot the same day.

7. Message every patient who misses an appointment within the hour, with open times to rebook.

8. Flag patients with two or more no-shows and call them personally before their next visit.

9. Hold some same-week capacity for follow-ups so they are not booked months out.

10. Publish a cancellation policy at booking. If you add a deposit or fee, check your licensing authority's rules and your insurer contracts first.

11. Review the rate every month and change one thing at a time so you can see what worked.

Zavis is an AI patient success platform for clinics in the UAE, with one inbox and AI agents across WhatsApp, Instagram, web chat, SMS, email and voice. It sends a WhatsApp confirmation for every booking and reminders 24 hours and 12 hours before the appointment, each with a one-tap reschedule link. A patient who misses a 10:00 slot gets a WhatsApp at 10:05 offering two open slots, and Zavis follows up until they rebook or reply. It works alongside the clinic's EMR, reading the appointment feed and writing bookings back.

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Alawadhi A, Palin V, van Staa T. Prevalence and factors associated with missed hospital appointments: a retrospective review of multiple clinics at Royal Hospital, Sultanate of Oman. BMJ Open, 2021. https://pmc.ncbi.nlm.nih.gov/articles/PMC8375741/

AlOsaimi RB, Aljehani NM, Aljuhani T. Examining the reasons for patient no-show in an outpatient adult rehabilitation department in King Abdulaziz Medical City, Riyadh: a cross-sectional study. Health Science Reports, 2025. https://pmc.ncbi.nlm.nih.gov/articles/PMC12041131/

Alammari YM. Prevalence and predictors of no-show in internal medicine outpatient clinics: a cross-sectional study in Saudi Arabia. Bahrain Medical Bulletin, 2024. https://bahrainmedicalbulletin.com/Dec_2024/BMB-24-821.pdf

Alawadhi A, Palin V, van Staa T. Investigating the reasons for missing an outpatient appointment in Royal Hospital, Sultanate of Oman: perspectives of patients and medical staff in a survey. Health Science Reports, 2022. https://pmc.ncbi.nlm.nih.gov/articles/PMC8749310/

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Guy R, Hocking J, Wand H, et al. How effective are short message service reminders at increasing clinic attendance? A meta-analysis and systematic review. Health Services Research, 2012. https://pmc.ncbi.nlm.nih.gov/articles/PMC3419880/

Parikh A, Gupta K, Wilson AC, et al. The effectiveness of outpatient appointment reminder systems in reducing no-show rates. American Journal of Medicine, 2010. https://doi.org/10.1016/j.amjmed.2009.11.022

Hallsworth M, Berry D, Sanders M, et al. Stating appointment costs in SMS reminders reduces missed hospital appointments: findings from two randomised controlled trials. PLoS ONE, 2015. https://pmc.ncbi.nlm.nih.gov/articles/PMC4569397/

Esteban S, Quintana G, Sanchez M, Rubinstein A, Szmulewicz A. Comparative effectiveness of single vs. dual WhatsApp reminders on no-shows: a target trial emulation within the public health system of Buenos Aires, Argentina. medRxiv preprint, 2026. https://doi.org/10.64898/2026.08.17.26360609

Væggemose U, Blæhr EE, Thomsen AML, et al. Fine for non-attendance in public hospitals in Denmark: a survey of non-attenders' reasons and attitudes. International Journal of Health Planning and Management, 2020. https://doi.org/10.1002/hpm.2980

North F, Buss RJ, Nelson EM, et al. Enhancing the performance of patient appointment scheduling: outcomes of an automated waitlist process to improve patient wait times for appointments. Health Services Insights, 2025. https://pmc.ncbi.nlm.nih.gov/articles/PMC11938453/

Reid MW, May FP, Martinez B, et al. Preventing endoscopy clinic no-shows: prospective validation of a predictive overbooking model. American Journal of Gastroenterology, 2016. https://doi.org/10.1038/ajg.2016.269

Rose KD, Ross JS, Horwitz LI. Advanced access scheduling outcomes: a systematic review. Archives of Internal Medicine, 2011. https://pmc.ncbi.nlm.nih.gov/articles/PMC3154021/

Blæhr EE, Væggemose U, Søgaard R. Effectiveness and cost-effectiveness of fining non-attendance at public hospitals: a randomised controlled trial from Danish outpatient clinics. BMJ Open, 2018. https://pmc.ncbi.nlm.nih.gov/articles/PMC5988103/

Leibner G, Brammli-Greenberg S, Mendlovic J, Israeli A. To charge or not to charge: reducing patient no-show. Israel Journal of Health Policy Research, 2023. https://pmc.ncbi.nlm.nih.gov/articles/PMC10408071/

85 percent of UAE residents want businesses to use WhatsApp (YouGov poll of 1,000 UAE residents commissioned by Zbooni). Communicate Online, February 2024. https://communicateonline.me/news/85-percent-of-uae-residents-want-businesses-to-use-whatsapp/

DHCC launches instant online appointment system to improve no-show rate estimated 37% in UAE. Dubai Healthcare City press release, January 2019. https://dhcc.ae/media/news/dhcc-launches-instant-online-appointment-system-to-improve-no-show-rate-estimated-37-in-uae-1