Streptococcal serology results in episodes of confirmed acute rheumatic fever
| Serological test3-150 | Non-chorea (%) | Chorea (%) |
|---|---|---|
| ASOT elevated | 314/367 (86%) | 58/76 (76%) |
| ADBT elevated | 299/301 (99%) | 54/55 (98%) |
| Both elevated | 240/293 (82%) | 42/55 (76%) |
| Only ASOT elevated | 2/293 (1%) | 0/55 (0%) |
| Only ADBT elevated | 51/293 (17%) | 12/55 (22%) |
↵3-150 ASOT, antistreptolysin O titre; ADBT, anti-DNase B titre. ASOT ⩾256 IU considered raised; ADBT ⩾300 IU considered raised. Results are cited for all episodes for which the specified serology result(s) were available.