Evidence map›Paper›PMID 26792433›Full record

ArticleInternational journal of clinical oncology2016

Robot-assisted radical cystectomy is a promising alternative to open surgery in the Japanese population with a high rate of octogenarians.

Hideto Iwamoto, Tetsuya Yumioka, Noriya Yamaguchi, Toshihiko Masago, Shuichi Morizane, Masashi Honda, Takehiro Sejima, Atsushi Takenaka

Abstract readComparative Study
PubMed Publisher
In one paragraph

Article in International journal of clinical oncology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 3 pooled it
2.8field-weighted citation impact, top 10% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

12 citing papers in PubMed, 3 syntheses or guidelines pooled it, 22 citations in OpenAlex.

  1. Pooled it
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  11. Utility of robot-assisted radical cystectomy with intracorporeal urinary diversion for muscle-invasive bladder cancer.International journal of urology : official journal of the Japanese Urological Association · 2019
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors at 1 institution in 1 country.

Hideto IwamotoDivision of Urology, Department of Surgery, Tottori University Faculty of Medicine, 36-1, Nishicho, Yonago, Tottori, 683-8504, Japan. gakkoura@med.tottori-u.ac.jp.
Tetsuya YumiokaDivision of Urology, Department of Surgery, Tottori University Faculty of Medicine, 36-1, Nishicho, Yonago, Tottori, 683-8504, Japan.
Noriya YamaguchiDivision of Urology, Department of Surgery, Tottori University Faculty of Medicine, 36-1, Nishicho, Yonago, Tottori, 683-8504, Japan.
Toshihiko MasagoDivision of Urology, Department of Surgery, Tottori University Faculty of Medicine, 36-1, Nishicho, Yonago, Tottori, 683-8504, Japan.
Shuichi MorizaneDivision of Urology, Department of Surgery, Tottori University Faculty of Medicine, 36-1, Nishicho, Yonago, Tottori, 683-8504, Japan.
Masashi HondaDivision of Urology, Department of Surgery, Tottori University Faculty of Medicine, 36-1, Nishicho, Yonago, Tottori, 683-8504, Japan.
Takehiro SejimaDivision of Urology, Department of Surgery, Tottori University Faculty of Medicine, 36-1, Nishicho, Yonago, Tottori, 683-8504, Japan.
Atsushi TakenakaDivision of Urology, Department of Surgery, Tottori University Faculty of Medicine, 36-1, Nishicho, Yonago, Tottori, 683-8504, Japan.
Tottori University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundJapanese patients who undergo radical cystectomy have a unique feature, i.e., the ratio of octogenarians is higher than in Western patients because of the aging Japanese population. The purpose of this study was to compare perioperative outcomes, complications, and oncologic outcomes between robot-assisted radical cystectomy and open radical cystectomy.

methodsFrom 2010-2015, 20 (of which 8 were octogenarians) and 40 (of which 11 were octogenarians) patients underwent robot-assisted radical cystectomy and open radical cystectomy, respectively.

resultsThere was no significant difference in terms of patient demographics between the two surgical cohorts, regardless of patient age. In the octogenarian patient cohort, the rates of previous abdominal surgery and the median age-adjusted Charlson comorbidity index were higher. The median estimated blood loss, transfusion rate and the days to resumption of a regular diet were significantly lower in the robot-assisted radical cystectomy cohort, regardless of patient age. Robot-assisted radical cystectomy significantly decreased grade II or higher complications, but there were no significant differences in terms of decreasing grade III or higher complications, regardless of patient age. Positive surgical margin and the mean number of lymph nodes removed were similar between the two surgical cohorts, regardless of patient age.

conclusionAlthough robot-assisted radical cystectomy has a short history in Japan, the outcomes were generally comparable to those of previous studies. In a country that is aging rapidly like Japan, robot-assisted radical cystectomy could be a valid option for the management of muscle-invasive and high-risk superficial bladder cancer.

Indexed as

Robotic Surgical ProceduresAdultAgedAged, 80 and overAsian PeopleBlood Loss, SurgicalBlood TransfusionCystectomyFemaleHumansJapanLymph NodesMaleMiddle AgedUrinary Bladder NeoplasmsBladder cancerComplicationsOncologic outcomesPerioperative outcomesRobot-assisted radical cystectomy

Identifiers

PMID26792433
OpenAlexW2281035458

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.