Tools & Wizards About Us
um-surgery.org screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    35% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 93% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

um-surgery.org

Surgery | Michigan Medicine | University of Michigan

Page Load Speed

5.2 sec in total

First Response

22 ms

Resources Loaded

4.2 sec

Page Rendered

991 ms

um-surgery.org screenshot

About Website

Visit um-surgery.org now to see the best up-to-date Um Surgery content and also check out these interesting facts you probably never knew about um-surgery.org

The University of Michigan Department of Surgery combines excellence in clinical care, biomedical research, and education.

Visit um-surgery.org

Key Findings

We analyzed Um-surgery.org page load time and found that the first response time was 22 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

um-surgery.org performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value12.1 s

4/100

10%

TBT (Total Blocking Time)

Value6,780 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.069

96/100

15%

TTI (Time to Interactive)

Value25.9 s

0/100

10%

Network Requests Diagram

surgery

22 ms

surgery

47 ms

css_kShW4RPmRstZ3SpIC-ZvVGNFVAi0WEMuCnI0ZkYIaFw.css

18 ms

css_Q7R7Blo9EYqLDI5rIlO_T3uTFBjIXjLpcqMHjTvVdmg.css

27 ms

css_2_PQ_U2VpPjRodf37hZlTDPbbfVGdtt89t1CRXMBO5g.css

30 ms

Our browser made a total of 151 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Um-surgery.org, 19% (28 requests) were made to Use.typekit.net and 9% (13 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Use.typekit.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (21%)

Content Size

5.5 MB

After Optimization

4.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Um-surgery.org main page is 5.5 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.7 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 142.8 kB

  • Original 167.5 kB
  • After minification 155.0 kB
  • After compression 24.8 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 142.8 kB or 85% of the original size.

Image Optimization

-13%

Potential reduce by 638.2 kB

  • Original 4.7 MB
  • After minification 4.1 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Um Surgery needs image optimization as it can save up to 638.2 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-29%

Potential reduce by 56.4 kB

  • Original 194.1 kB
  • After minification 191.8 kB
  • After compression 137.7 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 56.4 kB or 29% of the original size.

CSS Optimization

-73%

Potential reduce by 311.8 kB

  • Original 427.6 kB
  • After minification 427.4 kB
  • After compression 115.8 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Um-surgery.org needs all CSS files to be minified and compressed as it can save up to 311.8 kB or 73% of the original size.

Requests Breakdown

Number of requests can be reduced by 83 (72%)

Requests Now

115

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 115 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Um Surgery. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 69 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

surgery

surgery

22 ms

surgery

surgery

47 ms

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css_kShW4RPmRstZ3SpIC-ZvVGNFVAi0WEMuCnI0ZkYIaFw.css

18 ms

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css_Q7R7Blo9EYqLDI5rIlO_T3uTFBjIXjLpcqMHjTvVdmg.css

27 ms

css_2_PQ_U2VpPjRodf37hZlTDPbbfVGdtt89t1CRXMBO5g.css

css_2_PQ_U2VpPjRodf37hZlTDPbbfVGdtt89t1CRXMBO5g.css

30 ms

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34 ms

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47 ms

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css_BpM3qdq421bWNcTfxUwrX_0YmUqXhNbwXsWwq3xT7vg.css

43 ms

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css_gndgzhrEjkKD2ah9pXBT6qySJh_nSqzwJPe3xugqTII.css

54 ms

google_tag.script.js

google_tag.script.js

51 ms

jquery.min.js

jquery.min.js

79 ms

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95 ms

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96 ms

jquery.once.js

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97 ms

drupal.js

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98 ms

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105 ms

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108 ms

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108 ms

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103 ms

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103 ms

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110 ms

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119 ms

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115 ms

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115 ms

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111 ms

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112 ms

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114 ms

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130 ms

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129 ms

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120 ms

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129 ms

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150 ms

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128 ms

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126 ms

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136 ms

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752 ms

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133 ms

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134 ms

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122 ms

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118 ms

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113 ms

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102 ms

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102 ms

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103 ms

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58 ms

addthis.js

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59 ms

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59 ms

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679 ms

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801 ms

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652 ms

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733 ms

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114 ms

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115 ms

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159 ms

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319 ms

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225 ms

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162 ms

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161 ms

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311 ms

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221 ms

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314 ms

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221 ms

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228 ms

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227 ms

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226 ms

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229 ms

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231 ms

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230 ms

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304 ms

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304 ms

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307 ms

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309 ms

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310 ms

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p.gif

196 ms

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196 ms

settings

settings

735 ms

www-player.css

www-player.css

317 ms

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315 ms

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base.js

315 ms

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312 ms

analytics.js

analytics.js

739 ms

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479 ms

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522 ms

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929 ms

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516 ms

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923 ms

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140 ms

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302 ms

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575 ms

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embeds

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UMichSurgery

UMichSurgery

641 ms

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332 ms

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Create

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Accessibility Review

um-surgery.org accessibility score

97

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Best Practices

um-surgery.org best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

um-surgery.org SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Um-surgery.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Um-surgery.org main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

um-surgery.org

Open Graph description is not detected on the main page of Um Surgery. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: