Treatment patterns in people with cystic fibrosis: have they changed since the introduction of ivacaftor?
Treatment patterns in people with cystic fibrosis: have they changed since the introduction of ivacaftor?
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DOI:
10.1016/j.jcf.2021.08.014
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发表时间:
2022-03
影响因子:
5.2
通讯作者:
Keogh, Ruth H.
中科院分区:
文献类型:
--
作者:
Granger, Emily;Davies, Gwyneth;Keogh, Ruth H.
Longitudinal treatment patterns among the ivacaftor-treated cystic fibrosis population in the UK differ from those seen in a contemporary cohort of individuals untreated due to their genotype, despite minimal differences between the genotype groups prior to the introduction of ivacaftor. People who are treated with ivacaftor were less likely to continue other treatments such as inhaled antibiotics, dornase alfa, hypertonic saline, chronic oral antibiotics and supplementary feeding, compared to people who are not treated with ivacaftor. The differences in use of dornase alfa and hypertonic saline solution between ivacaftor-treated and non-ivacaftor-treated people, are larger for people with higher lung function. In late 2012, ivacaftor became available in the UK for people with cystic fibrosis (CF) aged 6 years and over with a G551D mutation. Long-term changes in treatment patterns have not previously been reported. We investigated long-term treatment patterns in people with CF with a G551D mutation who took ivacaftor and compared these with non-ivacaftor-treated cohorts using the UK Cystic Fibrosis Registry. Using 2007-2018 data we compared treatment patterns between four cohorts: 1: ivacaftor-treated; 2: ivacaftor era (2013-2018), ineligible genotype (no G551D mutation); 3: pre-ivacaftor era (2007-2012), eligible genotype (G551D mutation); 4: pre-ivacaftor era, ineligible genotype. Treatments included: inhaled antibiotics, dornase alfa, hypertonic saline, chronic oral antibiotics and supplementary feeding. Up to 2012 the percentages of people taking each treatment were similar between the two cohorts defined by genotype and tended to increase by year with a similar slope. Once ivacaftor was introduced, the use of other treatments tended to decrease or remain stable by year for the ivacaftor-treated cohort, whereas it remained stable or increased in the non-ivacaftor-treated cohort. This led to differences in treatment use between the two cohorts in the ivacaftor-era, which became more marked over time. We have shown a clear divergence in treatment patterns since the introduction of ivacaftor in a number of key treatments widely used in CF. Further research is needed to investigate whether the differences in treatment patterns are associated with changes in health outcomes.
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DOI:
10.1183/09031936.00080312
发表时间:
2012-12
期刊:
The European respiratory journal
影响因子:
--
作者:
Quanjer PH;Stanojevic S;Cole TJ;Baur X;Hall GL;Culver BH;Enright PL;Hankinson JL;Ip MS;Zheng J;Stocks J;ERS Global Lung Function Initiative
通讯作者:
ERS Global Lung Function Initiative
影响因子:
3.6
作者:
Quittner A;Suthoff E;Rendas-Baum R;Bayliss MS;Sermet-Gaudelus I;Castiglione B;Vera-Llonch M
通讯作者:
Vera-Llonch M
影响因子:
5.2
作者:
Davies, Gwyneth;Rowbotham, Nicola J.;Smyth, Alan R.
通讯作者:
Smyth, Alan R.
影响因子:
7.7
作者:
Taylor-Robinson D;Archangelidi O;Carr SB;Cosgriff R;Gunn E;Keogh RH;MacDougall A;Newsome S;Schlüter DK;Stanojevic S;Bilton D;CF-EpinNet collaboration
通讯作者:
CF-EpinNet collaboration
影响因子:
5.2
作者:
Volkova, Nataliya;Moy, Kristin;Bilton, Diana
通讯作者:
Bilton, Diana