How to reduce appointment no-shows: what the evidence says

Text reminders reduce no-shows, and there is solid research behind that. They do not get rid of them. A sensible plan pairs reminders with an easy way to reschedule, a deposit where the slot is valuable, and a number you track each month.

Most of the research on reminders comes from healthcare, because hospitals and clinics measure missed appointments carefully. A salon chair and a dental chair are not the same, but the behavior is: people forget, plans change, and a nudge at the right time helps.

What the research shows

A Cochrane systematic review led by Gurol-Urganci in 2013 pooled 8 randomised trials with 6,615 participants. Text reminders increased attendance compared with no reminder, with a risk ratio of 1.14. The authors rated the evidence moderate in quality.^[1]

Put in plain numbers, attendance in the trials was 67.8% with no reminder and 78.6% with a text reminder. Phone call reminders reached 80.3%, about the same as texts, but the review found text reminders cost 55% to 65% less per attendance than phone calls.^[1]

A larger review published in BMC Health Services Research in 2023 looked at 61 studies of ways to cut missed appointments. Reminders were the most studied by far. Fifteen studies found text reminders significantly reduced missed appointments, while 4 found no reduction.^[2] The message is consistent. Reminders help in most settings, and they are cheap.

In the 2013 review, attendance rose from 67.8% with no reminder to 78.6% with a text reminder.^[1] Your own numbers will differ, so measure them.

When to send reminders

Most studies in the 2023 review sent reminders 1 to 3 days before the appointment.^[2] That gives people time to rearrange, and it gives you time to fill the slot if they cancel.

Beyond that the research gets thin, so treat what follows as practice rather than proof. A plain pattern looks like this.

• At booking: a confirmation with the date, time, address, and a link to change the booking.
• 2 days before: a reminder with a one-tap way to confirm or reschedule.
• On the morning: a short note for same-day appointments, useful for anything early or anything people book weeks ahead.

The 2023 review also found that combining methods, such as a text and a call, worked best in some settings.^[2] For most small businesses the practical version is a text plus an email, with a phone call kept for high-value bookings that have not confirmed.

Make rescheduling easier than not showing up

Some no-shows are people who meant to cancel and found it awkward. If the only way to move a booking is to ring during opening hours, some will not bother. A link in every reminder that lets them move or cancel the booking themselves turns a lost slot into a slot you can offer to someone else.

Our calendars put that link in every confirmation, and reminders go out by text, email, or WhatsApp at the times you choose through messaging. Each text costs $0.0249 a segment from your wallet, and emails are $2.03 per 1,000, both at published rates.

Deposits: useful, but not a cure

Taking a deposit or a card at booking makes a booking feel real. It suits long or high-value appointments, such as a color treatment at a salon, a med spa procedure, or a new-patient consultation.

The evidence on money is mixed. The 2023 review found only two studies of financial measures. In one, fining patients for missing an appointment did not appear to reduce missed appointments. In the other, a small gift card for attending was linked to better attendance.^[2] Those are healthcare settings with very different payment rules, so read them as a caution, not a verdict.

• Ask for deposits on the bookings where a no-show costs you most, not on every booking.
• State the policy at booking and in the confirmation, in one plain sentence.
• Apply the deposit to the bill, so it reads as part of the price rather than a penalty.
• Decide in advance when you will waive it, such as illness with notice, and stick to it.

You can take a deposit or save a card when someone books, or send a payment link for bookings made by phone.

Track your own no-show rate

You cannot tell whether any of this works without a baseline. It takes about 10 minutes.

1. Count last month's bookings. Leave out ones cancelled in advance.
2. Count the no-shows. People who did not arrive and did not cancel.
3. Divide. No-shows divided by bookings is your no-show rate.
4. Price it. Multiply no-shows by your average booking value. That is roughly what empty slots cost you last month.
5. Repeat monthly. Change one thing at a time, such as adding the morning reminder, and compare the next month.

As an example, not data from a real business: a clinic with 400 bookings a month and 32 no-shows has a rate of 8%. At $120 a visit that is $3,840 of empty time in a month. If reminders brought it down to 20 no-shows, the 12 slots saved would cover the texts many times over. Use your own figures.

Put it on autopilot

Reminders only work if they go out every time. An automation can send the confirmation, both reminders, and a follow-up to anyone who did not show, offering a new time. That last message gives them an easy way back.

Clinics, salons, and med spas book their time in advance, so an empty slot is hard to fill at short notice. See how a dental practice, a salon, or a med spa sets up reminders and deposits. If texts are not arriving, our guide to business texting registration explains why.

Want reminders set up for you? On Grow and Scale our team writes and schedules them. See the plans or book a walkthrough.