For women with rheumatoid arthritis, treatment with anti-TNF therapy was initiated at a higher level of subjective disease activity than for men, but at the same level of physician-reported disease activity. These data imply that patients' subjectively experienced disease activity may be discounted in the treatment decision.
Objectives
As new, effective therapies emerge for acute lymphoblastic leukaemia (ALL), the results of clinical trials need to relate to standard of care.
Methods
We used the population‐based Swedish ALL Registry to evaluate characteristics, treatment and long‐term outcome in 933 patients with diagnosis between 1997 and 2015.
Results
The median age was 53 years. The frequency of Philadelphia (Ph)‐positive leukaemia was 34% of examined B‐ALL with a peak incidence at 50‐59 years. Five‐year overall survival (OS) improved between 1997‐2006 and 2007‐2015; in patients 18‐45 years from 50% (95% CI 43‐57) to 65% (95% CI 58‐72), 46‐65 years from 25% (95% CI 18‐32) to 46% (95% CI 37‐55) and >65 years from 7% (95% CI 2.6‐11) to 11% (95% CI 5.9‐16) (P < 0.05). Men with Ph‐neg B‐ALL 46‐65 years had inferior OS compared with women (P < 0.01). Standardised mortality ratio was 5.7 (95% CI 5.0‐6.3) for patients who survived 5 years from diagnosis. In multivariable analysis, Ph‐positive disease was not associated with impaired prognosis but with lower risk of death in 2007‐2015.
Conclusions
In a population‐based cohort, OS has improved in adult ALL, especially for Ph‐positive disease but for middle‐aged men with Ph‐negative B‐ALL outcome was poor. Cure without late toxicity or relapse is still desired.
Considering treatment changes and an improved prognosis of non-Hodgkin lymphoma (NHL) over time, knowledge regarding long-term health outcomes including late effects of treatment have become increasingly important. We report on time trends of second primary malignancies (SPM) in Swedish NHL patients, encompassing the years before as well as after the introduction of anti-CD20 antibody therapy. We identified NHL patients in the Swedish Cancer Register 1993-2014 and matched comparators from the Swedish Total Population Register. The matched cohort was followed through 2017. By linking to the Swedish Lymphoma Register, sub-cohort analyses by NHL subtype were performed. Flexible parametric survival models were used to estimate hazard ratios (HR) with 95% confidence intervals (CI) of SPM among patients and comparators. Among 32,100 NHL patients, 3,619 solid tumors and 217 myelodysplastic syndrome (MDS)/acute myeloid leukemia (AML) cases were observed, corresponding to a 40% higher rate of solid tumors (HRsolid tumors=1.4, 95% CI:1.4-1.5) and a five-fold higher rate of MDS/AML (HRMDS/AML=5.2, 95% CI:4.4-6.2) than for comparators. Overall, the observed excess risks for solid tumors or MDS/AML remained stable over the study period, except for follicular lymphoma where the excess rate of MDS/AML attenuated with time (p for trend=0.012). We conclude that NHL survivors have an increased risk of both solid tumors and hematologic malignancies, in particular MDS/AML. Stable excess risks over time indicate that contemporary treatment standards are not associated with modified SPM risk. Encouragingly, decreasing rates of MDS/AML were noted among patients with follicular lymphoma, possibly due to increasing use of non-chemotherapy-based treatments.
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