On October 9, 2015, results from CTTI’s Streamlining HABP/VABP Trials Project were presented in the poster session, Cost Drivers of Hospital Acquired Bacterial Pneumonia and Ventilator Associated Bacterial Pneumonia (HABP/VABP) Phase Three Clinical Trials, at ID Week 2015 in San Diego, CA. This poster explores the drivers of HABP/VABP direct and indirect clinical trial costs and identifies opportunities to lower these costs.