Unique ID issued by UMIN | UMIN000041785 |
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Receipt number | R000047691 |
Scientific Title | Treatment of laryngeal cancer in Japan |
Date of disclosure of the study information | 2020/09/15 |
Last modified on | 2021/09/15 11:35:09 |
Variation of treatment decision-making for laryngeal cancer in Japan a retrospective observational study using a nationalwide database
Treatment of laryngeal cancer in Japan
Treatment of laryngeal cancer in Japan
Treatment of laryngeal cancer in Japan
Japan |
Laryngeal cancer
Oto-rhino-laryngology |
Malignancy
NO
To assess the variation of treatment decision-making for laryngeal cancer in Japan
Safety
Type of initial treatment
Regimens of radiotherapy
Observational
20 | years-old | <= |
200 | years-old | > |
Male and Female
Patients were identified using Diagnosis Procedure Combination (DPC) data, and target ICD-10 (C320, C321, C322, C329)
T4, N3, or M1 cases, as well as patients with unclear T stage, were excluded. Patients who had surgeries with Japanese procedure code C112 (tracheostomy), K394-2 (laryngectomy), K395 (pharyngolaryngectomy), K403-2-4 (laryngotracheal separation), and K403-2-3 (total laryngectomy for aspiration) before the index date, were also excluded.
400
1st name | Takashi |
Middle name | |
Last name | Fujiwara |
Kurashiki Central Hospital
Otolaryngology
7108602
Miwa 1-1-1, Kurashiki city, Okayama, Japan
086-422-0210
t.fujiwarabi@gmail.com
1st name | Takashi |
Middle name | |
Last name | Fujiwara |
Kurashiki Central Hospital
Otolaryngology
7108602
Miwa 1-1-1, Kurashiki city, Okayama, Japan
086-422-0210
t.fujiwarabi@gmail.com
Kurashiki Central Hospital
Kurashiki Central Hospital
Non profit foundation
Kurashiki Central Hospital
Miwa 1-1-1, Kurashiki city, Okayama, Japan
086-422-0210
tf14817@kchnet.or.jp
NO
2020 | Year | 09 | Month | 15 | Day |
Unpublished
Unpublished
https://www.jstage.jst.go.jp/article/ace/3/3/3_No.21-12/_article/-char/ja
363
Larynx-preserving treatment was used in most T1 and T2 cases (96.9%), and 40% of the patients with T3 cancer underwent total laryngectomy (adjusted odds ratio 26.7 [95% CI, 9.29-91.6]).
2021 | Year | 07 | Month | 06 | Day |
2021 | Year | 07 | Month | 01 | Day |
Mean age(year) 71.8
Gender(male/female) 333/30
Extracted from Database
Not evaluated
Treatment pattern
Completed
2019 | Year | 09 | Month | 30 | Day |
2019 | Year | 10 | Month | 31 | Day |
2019 | Year | 10 | Month | 31 | Day |
2019 | Year | 10 | Month | 31 | Day |
This study is a medical database study using RWD database from HCEI. The dataset for this study was cut from the database in September 2019.
2020 | Year | 09 | Month | 14 | Day |
2021 | Year | 09 | Month | 15 | Day |
Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000047691
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