Evidence map›Paper›PMID 42145766›Full record

ArticleFrontiers in medicine2026

Comparison of early clinical and optical quality-related outcomes after SMILE using VisuMax 800 versus VisuMax 500 for myopia and low-to-moderate astigmatism in a Chinese population: a single-center retrospective study.

Xuanyu Yang, Jiabin Leng, Yuchen Mei, Fei Peng, Yifan Xie, Linlin Liu, Linhua Wan, Liping Liu, Wentian Zhou, Hui Zhang

Abstract read
In one paragraph

Article in Frontiers in medicine, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact
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

3 citing papers in PubMed.

  1. Article
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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

10 authors.

Xuanyu YangNanchang Bright Eye Hospital, Nanchang, Jiangxi, China.
Jiabin LengSchool of Statistics and Data Science, Jiangxi University of Finance and Economics, Nanchang, China.
Yuchen MeiSchool of Ophthalmology and Optometry, Jiangxi Medical College, Nanchang University, Nanchang, Jiangxi, China.
Fei PengSchool of Ophthalmology and Optometry, Jiangxi Medical College, Nanchang University, Nanchang, Jiangxi, China.
Yifan XieSchool of Ophthalmology and Optometry, Jiangxi Medical College, Nanchang University, Nanchang, Jiangxi, China.
Linlin LiuNanchang Bright Eye Hospital, Nanchang, Jiangxi, China.
Linhua WanNanchang Bright Eye Hospital, Nanchang, Jiangxi, China.
Liping LiuNanchang Bright Eye Hospital, Nanchang, Jiangxi, China.
Wentian ZhouNanchang Bright Eye Hospital, Nanchang, Jiangxi, China.
Hui ZhangNanchang Bright Eye Hospital, Nanchang, Jiangxi, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Purpose: To compare early clinical outcomes, centration accuracy, and optical quality-related parameters after small incision lenticule extraction (SMILE) performed using the VisuMax 800 and VisuMax 500 platforms in a Chinese population with myopia and low-to-moderate astigmatism. Methods: This retrospective, single-center comparative study included 200 patients (200 eyes) who underwent SMILE between May and August 2025. Patients were grouped according to the laser platform used in routine clinical practice: the SMILE group (VisuMax 500, Results: No significant between-group differences were observed in postoperative uncorrected or corrected distance visual acuity, safety index, or efficacy index (all Conclusion: At 3 months postoperatively, both VisuMax 500-and VisuMax 800-based SMILE showed favorable safety and efficacy for the correction of myopia and low-to-moderate astigmatism. Compared with conventional SMILE (VisuMax 500), SMILE Pro (VisuMax 800) was associated with shorter laser scanning time, lower optical zone decentration, lower postoperative vertical coma, and more favorable astigmatic vector outcomes. These findings represent early postoperative results and should be interpreted cautiously. Further prospective, multicenter studies with larger sample sizes and longer follow-up are warranted.

Indexed as

astigmatismcentrationhigher-order aberrationssmall incision lenticule extractionSMILESMILE ProVisuMax 800

Identifiers

PMID42145766
PMCPMC13171314

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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.