Evidence map›Paper›PMID 33403428›Full record

Trial reportEsophagus : official journal of the Japan Esophageal Society2021

Feasibility and effectiveness of multi-injection thoracic paravertebral block via the intrathoracic approach for analgesia after thoracoscopic-laparoscopic esophagectomy.

Lihong Hu, Xia Xu, Weiyu Shen, Jinxian He

Open access · hybridAbstract readRandomized Controlled Trial
In one paragraph

Trial report in Esophagus : official journal of the Japan Esophageal Society, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
2.3field-weighted citation impact, top 12% 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

15 citing papers in PubMed, 19 citations in OpenAlex.

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  8. [Epidural Analgesia in Minimally Invasive Esophagectomy: Evidence and Practice].Sichuan da xue xue bao. Yi xue ban = Journal of Sichuan University. Medical science edition · 2025
    Review
  9. Article
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  13. The fragility of significant results from randomized controlled trials in esophageal surgeries.Esophagus : official journal of the Japan Esophageal Society · 2023
    Review
  14. Article
  15. Article
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

4 authors at 1 institution in 1 country.

Lihong HuDepartment of Anesthesiology, Ningbo Medical Center Lihuili Hospital, Ningbo, 315040, China. hlh_2000@163.com.ORCID 0000-0001-5138-3660
Xia XuDepartment of Anesthesiology, Ningbo Medical Center Lihuili Hospital, Ningbo, 315040, China.
Weiyu ShenDepartment of Thoracic Surgery, Ningbo Medical Center Lihuili Hospital, Ningbo, 315040, China.
Jinxian HeDepartment of Thoracic Surgery, Ningbo Medical Center Lihuili Hospital, Ningbo, 315040, China.
Ningbo Medical Center Lihuili Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWe observed the feasibility and effectiveness of multi-injection thoracic paravertebral block (TPB) via the intrathoracic approach under thoracoscopic direct vision for analgesia after thoracoscopic-laparoscopic esophagectomy (TLE).

methodsSixty patients undergoing TLE were randomly divided into a control group and an observation group. All patients underwent TPB via the intrathoracic approach at the three levels of T2, 5, and 8 with a scalp needle before closing the chest. The patients in the observation group received 10 ml 0.375% ropivacaine at each level, and the patients in the control group received 10 ml of 0.9% saline at each level. A patient-controlled intravenous analgesic (PCIA) pump with sufentanil was attached to all patients after surgery. The sufentanil consumption, number of PCIA presses and use of rescue analgesia in the first 24 h after surgery were recorded. The visual analogue scale (VAS) scores (rest and coughing) were recorded at 2 h, 6 h, 12 h, 24 h, and 48 h after surgery. The duration of postoperative hospital stay, active cough rate, first ambulation, and the incidence of adverse reactions after surgery was recorded.

resultsThe sufentanil consumption in the observation group was significantly lower than that in the control group (34.7 ± 1.9 µg vs. 52.1 ± 2.1 µg; P < 0.001). The VAS score at each postoperative time point, number of PCIA presses, use of rescue analgesia, and the incidence of adverse reactions in the observation group were significantly lower than those in the control group. The postoperative active cough rate of patients in the observation group was significantly higher than those in the control group, and the times of the first ambulation after surgery and postoperative hospital stay in the observation group were significantly shorter than those in the control group (all P < 0.05).

conclusionsMulti-injection TPB via the intrathoracic approach under thoracoscopic direct vision is easy to perform and can effectively alleviate postoperative pain after TLE with fewer adverse reactions and contributing to improved postoperative recovery.

Indexed as

AnalgesiaLaparoscopyNerve BlockEsophagectomyFeasibility StudiesHumansMulti-injectionPostoperative analgesiaThoracic paravertebral blockThoracoscopic-laparoscopic esophagectomy

Identifiers

PMID33403428
PMCPMC8172493
OpenAlexW3120552214

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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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.