You spend twenty minutes walking a patient through their treatment plan. You draw the tooth, explain the options, cover the costs. They nod along. They seem to get it.
Then they ring the front desk two days later and ask what the crown was for.
Sound familiar? It happens in every practice, and it has nothing to do with how well you explain things. The research on this is clear, and once you see the numbers, a lot of declined treatment starts to make sense.
The numbers
A widely cited study in the Journal of the Royal Society of Medicine found that patients forget 40 to 80 percent of the medical information given to them during an appointment. Almost immediately.
It gets worse. Of the information patients do manage to hold onto, close to half is remembered incorrectly.
So picture your last consult. If you covered ten points, the patient may have walked out with two or three of them, and one of those was probably wrong.
Why this happens
Patients are not being careless. A few things work against them in the chair:
Anxiety blocks memory. Dental anxiety is common, and stress hormones interfere with how the brain stores new information. The more nervous the patient, the less they retain. The patients who most need to understand their treatment are often the ones least able to take it in.
Too much, too fast. A treatment plan can involve tooth numbers, item codes, staging, materials, costs and health fund gaps. That is a lot for anyone to absorb in one sitting, let alone someone lying back with a light in their eyes.
Jargon slips through. You say “periapical lesion” without thinking because you say it every day. The patient hears noise. Even friendlier terms like “restoration” or “occlusion” can lose people.
They cannot review it later. A conversation vanishes the moment it ends. When the patient sits at the kitchen table that night trying to explain the plan to their partner, they have nothing to check against. And the partner is often the real decision maker.
What forgetting costs you
When a patient cannot remember why they need treatment, saying no becomes the safe option. Declining feels sensible when the reasons have gone fuzzy.
Every plan that stalls this way costs the practice revenue, but the bigger cost lands on the patient. A cracked tooth that needed a crown becomes a root canal. A deep pocket that needed early gum treatment becomes bone loss. Forgetting is not a neutral outcome. It delays care.
What the research says actually works
The same body of research points to fixes, and they are simpler than you might expect:
Written information beats spoken information. Patients remember more when they can take something home and read it in their own time. Spoken words fade. A page they can reread does not.
Plain language beats clinical language. Studies on health literacy show that materials written at an everyday reading level are understood and retained far better than clinical wording.
Pictures beat text alone. Research on visual aids in patient education shows that adding relevant images improves both understanding and recall, especially for people with lower health literacy.
Involving the family helps. Patients who can share clear information with a partner or family member make decisions faster and stick with treatment more often.
None of this requires you to change how you talk to patients. It requires giving them something to take home.
The take-home test
Try this with your next few treatment plans. After the consult, ask yourself one question: if this patient sits down tonight and tries to explain the plan to someone at home, what will they have to work from?
If the answer is “their memory and a printed quote full of item codes,” the research says most of your explanation is already gone.
Where Treatly fits
We built Treatly for exactly this gap. You keep generating treatment plans the way you always have. Treatly adds a plain language explainer with visuals that the patient reads at home, on their phone, in their own time, with their family around them.
The chairside conversation stays yours. Treatly just makes sure it survives the car park.
See a live example at treatly.au or try it free for 30 days.
Frequently asked questions
How much do patients forget after a dental appointment?
Research published in the Journal of the Royal Society of Medicine found patients forget 40 to 80 percent of medical information almost immediately after an appointment, and remember nearly half of the rest incorrectly.
Why do patients forget their treatment plan?
Anxiety interferes with memory, appointments contain too much information to absorb at once, clinical terms are unfamiliar, and patients have no way to review a spoken conversation later.
Does written information improve case acceptance?
Yes. Studies show patients understand and retain far more from written plain language materials with visuals than from spoken explanations alone, and better understanding is linked with higher acceptance of recommended treatment.
What is treatment plan explainer software?
Software that turns the treatment plan a dentist already produces into a simple explainer with plain language and visuals, which patients can read at home and share with family before deciding.
Dr Raymon Krause is a practising dentist in Queensland, Australia, and the founder of Treatly, a treatment plan explainer built for Australian dental practices.