Tools & Wizards About Us
radiology.northwestern.edu screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

radiology.northwestern.edu

Home: Department of Radiology: Feinberg School of Medicine

Page Load Speed

2.3 sec in total

First Response

80 ms

Resources Loaded

1.7 sec

Page Rendered

468 ms

radiology.northwestern.edu screenshot

About Website

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

Explore the Department of Radiology at Northwestern University Feinberg School of Medicine: Meet our faculty, browse our training programs and catch up on our latest research.

Visit radiology.northwestern.edu

Key Findings

We analyzed Radiology.northwestern.edu page load time and found that the first response time was 80 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

radiology.northwestern.edu performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value8.7 s

1/100

25%

SI (Speed Index)

Value3.6 s

86/100

10%

TBT (Total Blocking Time)

Value350 ms

73/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.2 s

25/100

10%

Network Requests Diagram

radiology.northwestern.edu

80 ms

radiology.northwestern.edu

101 ms

www.radiology.northwestern.edu

913 ms

bootstrap.min.css

40 ms

all.css

56 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 28% of them (14 requests) were addressed to the original Radiology.northwestern.edu, 16% (8 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 (913 ms) belongs to the original domain Radiology.northwestern.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 58.0 kB (2%)

Content Size

2.8 MB

After Optimization

2.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Radiology.northwestern.edu main page is 2.8 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. 55% of websites need less resources to load. Images take 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 38.8 kB

  • Original 49.2 kB
  • After minification 41.2 kB
  • After compression 10.4 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 8.0 kB, which is 16% 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 38.8 kB or 79% of the original size.

Image Optimization

-1%

Potential reduce by 16.8 kB

  • Original 2.6 MB
  • After minification 2.6 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. Radiology Northwestern images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.5 kB

  • Original 109.4 kB
  • After minification 109.3 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

-4%

Potential reduce by 829 B

  • Original 21.4 kB
  • After minification 21.3 kB
  • After compression 20.6 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. Radiology.northwestern.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 17 (43%)

Requests Now

40

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Radiology 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

radiology.northwestern.edu

radiology.northwestern.edu

80 ms

radiology.northwestern.edu

radiology.northwestern.edu

101 ms

www.radiology.northwestern.edu

www.radiology.northwestern.edu

913 ms

bootstrap.min.css

bootstrap.min.css

40 ms

all.css

all.css

56 ms

css

css

59 ms

css

css

79 ms

landing-page.css

landing-page.css

160 ms

media-slider.css

media-slider.css

155 ms

v4.0.css

v4.0.css

53 ms

js

js

65 ms

siteanalyze_16505.js

siteanalyze_16505.js

66 ms

jquery-3.4.1.min.js

jquery-3.4.1.min.js

43 ms

popper.min.js

popper.min.js

47 ms

bootstrap.min.js

bootstrap.min.js

39 ms

slick.min.js

slick.min.js

40 ms

common.js

common.js

136 ms

slick-slider.js

slick-slider.js

140 ms

beacon.js

beacon.js

235 ms

gtm.js

gtm.js

226 ms

radiology-residents-discussion-1440-400.jpg

radiology-residents-discussion-1440-400.jpg

296 ms

grey-slash.svg

grey-slash.svg

369 ms

Ward-150x150.png

Ward-150x150.png

385 ms

podcast-icon.svg

podcast-icon.svg

361 ms

arrow-right-white.svg

arrow-right-white.svg

363 ms

Feinberg-linear-white-240.svg

Feinberg-linear-white-240.svg

250 ms

16363.jpg

16363.jpg

269 ms

Northwestern_horizontal_white-trimmed.svg

Northwestern_horizontal_white-trimmed.svg

248 ms

icon-event-150.png

icon-event-150.png

251 ms

radiology-msk-session-720-350.jpg

radiology-msk-session-720-350.jpg

457 ms

radiology-lab-research-720-350.jpg

radiology-lab-research-720-350.jpg

298 ms

radiology-conversation-550-310a.jpg

radiology-conversation-550-310a.jpg

374 ms

samir-abboud.PNG

samir-abboud.PNG

335 ms

tarek-hijaz.jpg

tarek-hijaz.jpg

386 ms

mohammed-elbaz.jpg

mohammed-elbaz.jpg

362 ms

lirong-yan.jpeg

lirong-yan.jpeg

364 ms

aorta.jpeg

aorta.jpeg

359 ms

ajax-loader.gif

ajax-loader.gif

56 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7j.woff

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7j.woff

57 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

72 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVQ.woff

95 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVQ.woff

104 ms

fa-solid-900.woff

fa-solid-900.woff

30 ms

fa-regular-400.woff

fa-regular-400.woff

54 ms

fa-brands-400.woff

fa-brands-400.woff

55 ms

72 ms

signal.js

signal.js

17 ms

fp.js

fp.js

14 ms

_itu.png

_itu.png

12 ms

73 ms

Accessibility Review

radiology.northwestern.edu accessibility score

93

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

radiology.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

radiology.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 Radiology.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 Radiology.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

radiology.northwestern.edu

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