Lupus & antiphospholipid syndrome

Lupus low disease activity state attainment in the phase 3 TULIP trials of anifrolumab in active systemic lupus erythematosus

Ann Rheum DisPublished Post hoc pooled analysis of the TULIP-1 and TULIP-2 randomised trials

An erratum to this article was published (Ann Rheum Dis, 11 Apr 2024 ↗)

Pooled result · LLDAS attainmentResult — go to the resultOdds ratio 1.8 95% CI 1.3–2.5

Authors' conclusion

LLDAS attainment was highly associated with, but more stringent than, BICLA and SRI(4) responses. Compared with placebo, anifrolumab treatment was associated with earlier, more frequent, and more prolonged and sustained LLDAS.

Study context

Population
Patients with moderate to severe systemic lupus erythematosus (SLE) receiving standard therapy
Participants
819 patients
Comparison
Anifrolumab vs placebo, with standard therapy
Outcome
LLDAS attainment (SLEDAI-2K ≤4 without major organ activity, no new disease activity, PGA ≤1, prednisone ≤7.5 mg/day, no non-standard immunosuppressant dosing)
Follow-up
Week 52
Methodological detailsphase 3, Cox regression, logistic regression
  • Phase 3
  • Cox regression
  • Logistic regression

Pooled result

LLDAS attainment

Odds ratio

1.8

95% CI 1.3–2.5

P = 0.0011

By group

Anifrolumabvs Placebo
OR 1.8 (95% CI 1.3–2.5); P = 0.0011

As reported in the abstract

Further pooled results

OutcomeAnifrolumabPlaceboEstimateP value
Time to first LLDAS attainmentCox regression; earlier LLDAS attainment with anifrolumabHR for first LLDAS attainment 1.76 (95% CI 1.35–2.30)P < 0.0001
DORIS remission · week 52Higher remission rates with anifrolumab15.3%7.6%OR for attaining DORIS remission 2.2 (95% CI 1.4–3.6)P = 0.0013
Cumulative time in lupus low disease activity state (LLDAS) · increased cumulative time in LLDAS with anifrolumab
P < 0.0001
Sustained LLDAS · higher likelihood of sustained LLDAS with anifrolumab
P < 0.001

LLDAS attainment, all patients agnostic to treatment · week 52

Attained LLDAS
205/819 (25.0%)
LLDAS-attainers who were also BICLA responders
186/205 (90.7%)
  • Post hoc analysis, pooled TULIP-1 and TULIP-2

LLDAS attainment among BICLA responders and SRI(4) responders · week 52

BICLA responders attaining LLDAS
186/318 (58.5%)
SRI(4) responders attaining LLDAS
203/380 (53.4%)

Improvement from baseline in patient global assessment, LLDAS-attainers vs non-attainers · week 52

Improvements threefold greater in LLDAS-attainers

Original publication

Lupus low disease activity state attainment in the phase 3 TULIP trials of anifrolumab in active systemic lupus erythematosus. Ann Rheum Dis. Published 23 January 2023. doi:10.1136/ard-2022-222748

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