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ABSTRACT: Introduction
The present study collected 1-year follow-up patient-reported outcome data from Japanese women with dysmenorrhea and/or heavy menstrual bleeding (HMB) who underwent insertion of the levonorgestrel-releasing intrauterine system (LNG-IUS) 52 mg. We aimed to evaluate the quality of life (QOL) of Japanese women over the course of the investigational period.Methods
This was a multicenter, non-interventional, prospective, single-cohort, post-marketing surveillance study (J-MIRAI). The primary outcome was the median change in the Menstrual Distress Questionnaire (MDQ) and Menorrhagia Multi-Attribute Scale (MMAS) scores from baseline to 3 and 12 months after LNG-IUS insertion, with decreasing and increasing scores, respectively, indicating improvement. The secondary outcomes were the statistical relationships between the MDQ and menstrual pain (measured by a visual analog scale, VAS), and between the MMAS and pictorial blood loss assessment chart (PBAC) scores by regression analysis.Results
In total, 593 patients were evaluated; 376, 467, and 250 patients were diagnosed with dysmenorrhea, HMB, or both, respectively. The median MDQ score decreased significantly at 3 and 12 months after LNG-IUS insertion in both the premenstrual and menstrual periods (both p < 0.001 vs baseline), and the median MMAS score showed a similar improvement during the menstrual period. Changes in median MDQ and MMAS scores were observed regardless of patient background. Correlations between MDQ and menstrual pain (VAS) and between MMAS and PBAC scores were found (estimated regression coefficients 0.29 and - 0.15, respectively).Conclusion
The LNG-IUS contributed to improvements in the QOL of patients with dysmenorrhea, HMB, and both, regardless of patient background characteristics.Trial registration
Registered at ClinicalTrials.gov (NCT02475356) on 18 June 2015.
SUBMITTER: Momoeda M
PROVIDER: S-EPMC9309137 | biostudies-literature | 2022 Aug
REPOSITORIES: biostudies-literature
Momoeda Mikio M Akira Shigeo S Harada Tasuku T Kitawaki Jo J Maeda Nagamasa N Ota Ikuko I Yoshihara Keisuke K Takahashi Noriko N
Advances in therapy 20220616 8
<h4>Introduction</h4>The present study collected 1-year follow-up patient-reported outcome data from Japanese women with dysmenorrhea and/or heavy menstrual bleeding (HMB) who underwent insertion of the levonorgestrel-releasing intrauterine system (LNG-IUS) 52 mg. We aimed to evaluate the quality of life (QOL) of Japanese women over the course of the investigational period.<h4>Methods</h4>This was a multicenter, non-interventional, prospective, single-cohort, post-marketing surveillance study (J ...[more]