Tools & Wizards About Us
surgery.northwestern.edu screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

surgery.northwestern.edu

Home: Department of Surgery: Feinberg School of Medicine

Page Load Speed

5.9 sec in total

First Response

702 ms

Resources Loaded

4.8 sec

Page Rendered

390 ms

surgery.northwestern.edu screenshot

About Website

Click here to check amazing Surgery Northwestern content for United States. Otherwise, check out these important facts you probably never knew about surgery.northwestern.edu

The Department of Surgery at Northwestern University Feinberg School of Medicine is training the next generation of outstanding surgeons.

Visit surgery.northwestern.edu

Key Findings

We analyzed Surgery.northwestern.edu page load time and found that the first response time was 702 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

surgery.northwestern.edu performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value13.6 s

0/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

Network Requests Diagram

surgery.northwestern.edu

702 ms

surgery.northwestern.edu

826 ms

www.surgery.northwestern.edu

570 ms

bootstrap.min.css

107 ms

all.css

119 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 20% of them (10 requests) were addressed to the original Surgery.northwestern.edu, 12% (6 requests) were made to Deptcommon.fsm.northwestern.edu and 12% (6 requests) were made to Medtargetsystem.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Deptcommon.fsm.northwestern.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 135.3 kB (12%)

Content Size

1.1 MB

After Optimization

981.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Surgery.northwestern.edu main page is 1.1 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. 60% of websites need less resources to load. Images take 905.7 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 40.6 kB

  • Original 49.1 kB
  • After minification 38.7 kB
  • After compression 8.5 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. This page needs HTML code to be minified as it can gain 10.4 kB, which is 21% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 40.6 kB or 83% of the original size.

Image Optimization

-7%

Potential reduce by 61.3 kB

  • Original 905.7 kB
  • After minification 844.3 kB

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. Surgery Northwestern images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 2.5 kB

  • Original 110.2 kB
  • After minification 109.5 kB
  • After compression 107.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-60%

Potential reduce by 30.9 kB

  • Original 51.6 kB
  • After minification 51.2 kB
  • After compression 20.7 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. Surgery.northwestern.edu needs all CSS files to be minified and compressed as it can save up to 30.9 kB or 60% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (44%)

Requests Now

39

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Surgery Northwestern. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

surgery.northwestern.edu

surgery.northwestern.edu

702 ms

surgery.northwestern.edu

surgery.northwestern.edu

826 ms

www.surgery.northwestern.edu

www.surgery.northwestern.edu

570 ms

bootstrap.min.css

bootstrap.min.css

107 ms

all.css

all.css

119 ms

css

css

89 ms

css

css

128 ms

landing-page.css

landing-page.css

1391 ms

media-slider.css

media-slider.css

1393 ms

v4.0.css

v4.0.css

1343 ms

js

js

124 ms

siteanalyze_16505.js

siteanalyze_16505.js

113 ms

jquery-3.4.1.min.js

jquery-3.4.1.min.js

102 ms

popper.min.js

popper.min.js

109 ms

bootstrap.min.js

bootstrap.min.js

95 ms

slick.min.js

slick.min.js

109 ms

common.js

common.js

1372 ms

slick-home.js

slick-home.js

1396 ms

beacon.js

beacon.js

152 ms

icon-white-coat.svg

icon-white-coat.svg

438 ms

Transplant_stock-150x150.jpg

Transplant_stock-150x150.jpg

385 ms

education-360-200.jpg

education-360-200.jpg

483 ms

dr-wu-microscope-360-200.jpg

dr-wu-microscope-360-200.jpg

1006 ms

Patient-Care-Sturgeon-360x200.png

Patient-Care-Sturgeon-360x200.png

660 ms

surgery-in-progress-550-310.jpg

surgery-in-progress-550-310.jpg

1040 ms

Northwestern_horizontal_white-trimmed.svg

Northwestern_horizontal_white-trimmed.svg

328 ms

insulin-islets-150x150.jpeg

insulin-islets-150x150.jpeg

376 ms

GettyImages-1159808506-150x150.jpg

GettyImages-1159808506-150x150.jpg

383 ms

rogers-ultrasound-device_2-150x150.jpg

rogers-ultrasound-device_2-150x150.jpg

384 ms

1_Heart-image--scaled-150x150.jpg

1_Heart-image--scaled-150x150.jpg

382 ms

wearable-sound-scaled-1-150x150.jpg

wearable-sound-scaled-1-150x150.jpg

376 ms

gtm.js

gtm.js

214 ms

grey-slash.svg

grey-slash.svg

361 ms

podcast-icon.svg

podcast-icon.svg

1335 ms

surgeon-workings-1440-400.jpg

surgeon-workings-1440-400.jpg

1183 ms

bullet.png

bullet.png

357 ms

Feinberg-linear-white-240.svg

Feinberg-linear-white-240.svg

304 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf

206 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

85 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

128 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

123 ms

fa-solid-900.woff

fa-solid-900.woff

90 ms

fa-regular-400.woff

fa-regular-400.woff

152 ms

fa-brands-400.woff

fa-brands-400.woff

156 ms

107 ms

signal.js

signal.js

25 ms

fp.js

fp.js

25 ms

_itu.png

_itu.png

21 ms

82 ms

Accessibility Review

surgery.northwestern.edu accessibility score

96

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

surgery.northwestern.edu best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

surgery.northwestern.edu SEO score

100

Search Engine Optimization Advices

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 Surgery.northwestern.edu 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 Surgery.northwestern.edu 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

surgery.northwestern.edu

Open Graph data is detected on the main page of Surgery Northwestern. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: