| GROC | Global Rating of Change |
| LLMD | Lyme-literate medical doctor |
| CLD | chronic Lyme disease |
| AHRQ | Agency for Healthcare Research and Quality |
| BRFSS | Behavioral Risk Factor Surveillance System |
| SRHS | Self-Rated Health Status |
| SF-36 | 36-Item Short Form Survey |
| AB | Antibiotics |
| ALT | alternative treatments |
| PRO | patient-reported outcome |
| CDC | Centers for Disease Control and Prevention |
| IDSA | Infectious Diseases Society of America |
| ILADS | International Lyme & Associated Diseases Society |