From the archive · fieldwork 2016

The list on the fridge door

We were testing a digital service for people managing several chronic conditions at once. The patients already had a system. It ran on a sheet of paper taped to a fridge, a WhatsApp group between sisters, and a daughter who checked. None of them were the user the service was designed for.

The study had a clear object. A client had built an eHealth service for people living with several chronic conditions at once — heart failure, COPD, diabetes in the same body — and wanted to know how it would land in Brazil. We interviewed patients at home, with their caregivers, and we showed them the service.

The transcripts survive. Six of them, numbered up to ID11, so the study was larger than what is left in our archive.

Ten years later, the part worth re-reading is not what they said about the service. It is what was already running in their houses before anyone showed them anything.

A man who remembers everything, and forgets everything

One participant, a retired shopkeeper in his seventies with a long cardiac history, was emphatic about managing his own treatment.

“I know my schedule for taking my medication.”

Man, 70s, São Paulo · translated from Portuguese

Minutes earlier in the same interview, talking about medical appointments, he had said the opposite about himself:

“I'm very forgetful. I forget to make the appointment with the doctor.”

Man, 70s, São Paulo · translated from Portuguese

And later, about a decision he was being asked to consider, he said his cousin should have been in the room, because I forget everything.

Then came the sentence that holds the whole study. Asked who supports him day to day, he described his daughter — and framed what she does as evidence of his own competence:

“She often books the appointment, keeps an eye on whether I'm taking my medication or not. She knows I've got a good head on me.”

Man, 70s, São Paulo · translated from Portuguese

He is not lying, and he is not confused. He is describing a system in which he is the patient and someone else is the operator, and narrating it as autonomy. Both things are true at once, and only one of them shows up if you ask "do you take your medication as prescribed?"

The infrastructure was already there

Another participant, a woman in her sixties with nine cardiac surgeries behind her, described the machinery in detail without ever calling it a system.

The schedule was on the fridge:

“I've got it stuck to the fridge door, because you get used to it — but it might be someone else. When I say "daughter, get mother's medicine", she goes there, checks the time and checks which medication it is.”

Woman, 60s, São Paulo · translated from Portuguese

Refills were handled by a WhatsApp group between her daughters:

“Sometimes it's "mum's medicine is running out", and they pick it up and bring it. So nobody has to go out again, they just message each other.”

Woman, 60s, São Paulo · translated from Portuguese

And the reason the paper existed at all was volume:

“I take pills for blood pressure, for my heart, for cholesterol. I take so many that if I tried to read about all of them I'd go mad.”

Woman, 60s, São Paulo · translated from Portuguese

A printed list with a role for anyone who walks in. A messaging thread for stock control. A named person responsible. That is an adherence system. It was built by a family, it cost nothing, and it was running before any service arrived.

What the 2016 photograph was already showing

The service we were testing was designed for the patient. Every digital chronic-care product we have seen since has tended to be designed the same way: the patient installs it, the patient logs the dose, the patient gets the reminder.

Read these transcripts and the question that follows is uncomfortable. If the person who actually checks the dose is a daughter, who lives elsewhere, works, and coordinates with her sister by message — who is the user?

We are not claiming the material predicted anything about the adoption of health apps in Brazil; we have no data on that and won't pretend to. The narrower claim is the one the transcripts support: in 2016, the functional unit of chronic-treatment adherence in these households was not a person. It was a family with a list and a group chat. Any product that treats the patient as the user is competing with the fridge door, and the fridge door already works.

And what we framed wrongly

The study did interview caregivers — there is a separate set of caregiver interviews in the same project. So this is not a case of having missed them.

What we got wrong is subtler and it is in the wording. Throughout the guide and the moderation, the caregiver appears as help: who helps you monitor your condition, who assists you, who do you have day to day. Help is a supporting role. Read the transcripts and she is not supporting the system — she is the system: booking, checking, restocking, translating the prescription into a list a stranger could follow.

We recorded her accurately and we named her wrongly. A study measures what its vocabulary allows it to see.

For anyone running adherence research in Brazil

Three practical consequences, all cheap:

Recruit the household, not the patient. If the person who manages the medication is not in the room, the interview measures the patient's self-image. That is worth knowing, but it is not adherence.

Ask who would be inconvenienced. "Do you take it correctly?" returns identity. "If this changed tomorrow, who else in the house would have to change something?" returns the system.

Test the product on the operator. A service evaluated only by the person who is cared for will be judged on dignity and autonomy — which is why patients often say yes to these things and then never use them. The person who would actually type into it every day is the one who can tell you whether it beats a sheet of paper on a fridge.