| Any stage | A population with RA whose prior treatments are unclear |
| Biological-naïve | Treatment of patients who have not received prior biological therapy, with or without prior traditional DMARDs |
| Dose tapering | Patients who achieved remission on therapy and where the impact of tapering the dose is being assessed |
| Early | Patients who are naive to any prior treatment for RA |
| Fourth-line biological | Patients who have already failed to be managed by 3 prior biological therapies |
| Remission | Patients who have achieved remission with therapy for RA |
| Second-line biological | Patients who have already failed to be managed by 1 prior biological therapy |
| Third-line biological | Patients who have already failed to be managed by 2 prior biological therapies |
| Treatment sequences | Models that assess the sequence of biological therapies |