How can we explain the sudden 25% drop in new patient referrals for Insightec's essential tremor treatments in the past two weeks?

Introduction

The sudden 25% drop in new patient referrals for Insightec's essential tremor treatments over the past two weeks is a critical issue that demands immediate attention. This analysis will systematically identify, validate, and address the root cause while considering both short-term and long-term implications for the product and business.

I'll approach this problem by first clarifying key details, ruling out external factors, and then diving deep into product understanding, metric breakdown, and data analysis. From there, I'll form hypotheses, conduct root cause analysis, and propose validation methods and solutions.

Step 1

Clarifying Questions (3 minutes)

• Looking at the timing, I'm thinking there might be a recent change in our referral process. Has there been any modification to our referral system or partnerships in the last month?

Why it matters: Recent changes could directly impact referral rates. Expected answer: No significant changes made. Impact on approach: If changes were made, we'd focus on those specific alterations.

• Considering the specificity of the drop, I'm curious about our data collection. Has there been any change in how we track or define "new patient referrals" recently?

Why it matters: Ensures we're dealing with a real issue, not a data anomaly. Expected answer: No changes in data collection or definition. Impact on approach: If there were changes, we'd need to reassess our metrics first.

• Given the medical nature of our product, I'm wondering about any recent regulatory changes. Have there been any new guidelines or insurance policy changes affecting essential tremor treatments?

Why it matters: Regulatory changes could significantly impact referral patterns. Expected answer: No major regulatory shifts. Impact on approach: If there were changes, we'd need to assess their impact and potentially adapt our strategy.

• Thinking about our user base, I'm curious about any changes in patient demographics. Have we seen any shift in the age, location, or socioeconomic status of patients being referred in the past month?

Why it matters: Demographic shifts could indicate changes in our target market or accessibility issues. Expected answer: No significant demographic changes observed. Impact on approach: If changes are noted, we'd need to investigate why certain groups are being referred less frequently.