Failed CBIC once already — what actually helped you pass the second time? — Forums

Preethi N.OP

May 27, 2026

I sat for the CBIC exam back in February and missed passing by 11 points. Honestly thought I'd studied enough — I went through the APIC study guide twice and felt decent going in, but the exam hit way harder on outbreak investigation and disinfection principles than I expected. My infection control coordinator said my program knowledge was solid but I probably needed more time on the epidemiology side.

So I'm registered for the August window and this time I'm being more strategic. I've been using a CBIC practice test site to gauge where I'm still weak, and the gap is embarrassing — I'm scoring around 68% on surveillance stuff. My goal is to hit 80%+ consistently before I sit again. I'm also putting together a proper study guide instead of just reading linearly.

For anyone who's failed and come back to pass — what changed for you? Did you study differently, use different resources, or just log more hours? How long did you study the second time around?

Chris D.

May 28, 2026

The outbreak investigation piece tripped me up the first time too. I ended up making a flowchart of the steps — source identification, case definition, attack rate calculations — and just kept reviewing it. Also worth noting: the APIC Text is dense but the competency statements on the CBIC website tell you exactly what they're testing. Map your study guide to those competencies and you'll stop guessing what to prioritize. Wasted two weeks studying stuff that barely shows up.

Mike_T

May 28, 2026

Failed my first attempt too, so you're not alone. What made the difference for me was honestly just drilling practice questions every single day for eight weeks instead of re-reading chapters. I'd do 30 questions in the morning before my shift and review every wrong answer that night. My score went from a 69% to passing with room to spare. The explanations matter more than the questions themselves — that's where the learning actually happens.

Mike_T

May 28, 2026

Eight weeks out, lock in your weak domains first and save the stuff you know for the final two weeks. Don't burn time reviewing what you already get — that's the trap most people fall into the second time around. You've got this.

Failed CBIC once already — what actually helped you pass the second time?

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