Nearly one in ten physicians say they reference nothing at all after a pharma rep visit, no clinical study, no leave-behind, no follow-up search. Just a conversation that ended and left no trace. On most tracking dashboards, that visit is recorded exactly the same way as one that led a physician straight to the clinic. Both show up as one completed detail.
That finding comes from "What Earns HCP Time," led by Chitra Alagarsamy, Product Owner for Promotional Effectiveness Tracking at ZoomRx, a life sciences market research consultancy serving pharma and biotech brand teams. For anyone reviewing call logs and coverage numbers, it's worth asking directly: does your tracking distinguish a visit that led somewhere from one that didn't?
Physicians in the study were asked what they turn to after a rep visit. The answers rank clearly:
Clinical data leads, narrowly ahead of printed leave-behinds, with digital resources and patient support materials close behind. The 10% who reference nothing at all aren't a rounding error, they're a physician who sat through a full visit and walked away with nothing they judged worth a second look. One neurologist in an office-based practice explained exactly where that line gets drawn: "I'll look up the study they mentioned if it was credible. Leave-behinds go in the bin unless the data is genuinely new. Patient support materials I actually use."
That quote does the real work here. Physicians aren't discarding leave-behinds out of habit, they're making a fast, specific judgment about whether the material was worth keeping. A leave-behind with genuinely new data gets referenced. A generic one gets binned.
Most commercial teams already track visit occurrence reliably: how many calls happened, with which physicians, on what schedule. That part works, and it isn't the problem here. The problem is that a standard call log has no way to distinguish these two outcomes:
A visit logged as complete: rep entered the account, detail delivered, call counted toward coverage and frequency targets. Looks identical either way.
What actually happened next: for 90% of physicians, something, a study lookup, a kept leave-behind, a bookmarked page. For the other 10%, nothing. No further action, no re-engagement, nothing for a follow-up conversation to build on.
A dashboard built only to count calls has no field for that difference. It wasn't designed to capture what happens after the rep leaves the room, and most weren't asked to. That's a distinct measurement gap from the one covered in 5 questions to ask about your promotional effectiveness tracker, which is about whether the sample itself is measured correctly. This one is about whether the tracker captures what happened after the interaction it already counted.
It's also a different question from whether the visit earned the physician's attention in the first place, the subject of ZoomRx's research on what earns a physician's time in 2026. A visit can clear that bar and still produce nothing the physician keeps, which is exactly why this is worth tracking as its own outcome, not assumed from the fact that the visit happened at all.
The question worth checking against your own tracking: if you pulled a random sample of last month's completed rep visits, could you tell which ones the physician walked away from with nothing, or does every completed call look the same on the page?
This data is drawn from ZoomRx's "What Earns HCP Time" study, led by Chitra Alagarsamy, ZoomRx's Product Owner for Promotional Effectiveness Tracking, surveying 105 US physicians in 2026. The full report is available as an ungated resource below: