Table 4.
Topic | Questions |
---|---|
Model and therapy selection | Models |
1. Should multiple models be used for therapy testing? If so, how many and which ones? | |
2. Should models be standardized across sites? | |
3. Injury severity? Mild, moderate, severe? Repetitive mild? | |
4. Should studies include both genders? | |
5. Should anesthetics be constant across sites? | |
6. Should secondary (post-traumatic) insults (e.g., hypotension, hypoxemia) be included? | |
Therapies | |
1. Therapy selection? FDA approved? Human use approval? BBB permeability? | |
2. Should PD/PK be established prior to efficacy testing? | |
3. Time/route of administration? How many doses? | |
4. Should the same doses and routes and times of administration be used in all models? | |
Outcomes | 1. Which ones? |
2. How should outcomes be weighted in “efficacy score”? | |
3. Should outcomes be standardized across sites? | |
4. At what time after injury should outcomes be assessed? | |
5. Long-term (> 21 days) outcomes? | |
6. Serum biomarkers? Which ones? Should biomarker data be included in the efficacy score? | |
7. Should mechanistic outcomes be included to confirm/refute theoretical mechanisms(s) of action? | |
8. Should outcomes be standardized and/or normalized across sites? | |
9. Which outcomes must be positive to recommend a therapy for clinical testing? | |
Data collection, analysis, sharing and intersite communication | 1. Should common data elements be “common” across all sites? |
2. How should the outcome data be analyzed? | |
3. Should the data be shared outside of the consortium? | |
4. Should data be analyzed by each site or at a data analysis core? | |
5. Should studies include Go/No-Go preliminary analyses or short-term outcome screening? | |
6. Should studies include an interim analysis? | |
7. Should data be shared among sites while collection is in progress? | |
8. What types of intersite communication should be permitted/encouraged? |
BBB, blood–brain barrier; FDA, Food and Drug Administration; PD/PK, pharmacodynamics /pharmacokinetics.