Tools & Wizards About Us
precisionmedicine.duke.edu screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

precisionmedicine.duke.edu

Precision Medicine | Duke Department of Medicine

Page Load Speed

4.5 sec in total

First Response

106 ms

Resources Loaded

3.5 sec

Page Rendered

840 ms

precisionmedicine.duke.edu screenshot

About Website

Visit precisionmedicine.duke.edu now to see the best up-to-date Precision Medicine Duke content for United States and also check out these interesting facts you probably never knew about precisionmedicine.duke.edu

Visit precisionmedicine.duke.edu

Key Findings

We analyzed Precisionmedicine.duke.edu page load time and found that the first response time was 106 ms and then it took 4.4 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

precisionmedicine.duke.edu performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value10.5 s

7/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.023

100/100

15%

TTI (Time to Interactive)

Value9.6 s

29/100

10%

Network Requests Diagram

precisionmedicine.duke.edu

106 ms

precision-medicine

227 ms

ajax-progress.module.css

30 ms

align.module.css

65 ms

autocomplete-loading.module.css

92 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Precisionmedicine.duke.edu, 80% (69 requests) were made to Medicine.duke.edu and 6% (5 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.4 sec) relates to the external source Medicine.duke.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 467.6 kB (30%)

Content Size

1.5 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Precisionmedicine.duke.edu main page is 1.5 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. 65% of websites need less resources to load. Images take 976.1 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 95.3 kB

  • Original 112.8 kB
  • After minification 96.0 kB
  • After compression 17.5 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 16.7 kB, which is 15% 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 95.3 kB or 85% of the original size.

Image Optimization

-10%

Potential reduce by 98.2 kB

  • Original 976.1 kB
  • After minification 877.9 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. Precision Medicine Duke images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 818 B

  • Original 98.5 kB
  • After minification 98.4 kB
  • After compression 97.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-79%

Potential reduce by 273.3 kB

  • Original 346.6 kB
  • After minification 345.2 kB
  • After compression 73.2 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. Precisionmedicine.duke.edu needs all CSS files to be minified and compressed as it can save up to 273.3 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 45 (58%)

Requests Now

77

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Precision Medicine Duke. 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 35 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

precisionmedicine.duke.edu

precisionmedicine.duke.edu

106 ms

precision-medicine

precision-medicine

227 ms

ajax-progress.module.css

ajax-progress.module.css

30 ms

align.module.css

align.module.css

65 ms

autocomplete-loading.module.css

autocomplete-loading.module.css

92 ms

fieldgroup.module.css

fieldgroup.module.css

120 ms

container-inline.module.css

container-inline.module.css

93 ms

clearfix.module.css

clearfix.module.css

94 ms

details.module.css

details.module.css

120 ms

hidden.module.css

hidden.module.css

124 ms

item-list.module.css

item-list.module.css

221 ms

js.module.css

js.module.css

123 ms

nowrap.module.css

nowrap.module.css

122 ms

position-container.module.css

position-container.module.css

221 ms

progress.module.css

progress.module.css

219 ms

reset-appearance.module.css

reset-appearance.module.css

218 ms

resize.module.css

resize.module.css

147 ms

sticky-header.module.css

sticky-header.module.css

319 ms

system-status-counter.css

system-status-counter.css

173 ms

system-status-report-counters.css

system-status-report-counters.css

219 ms

system-status-report-general-info.css

system-status-report-general-info.css

243 ms

tabledrag.module.css

tabledrag.module.css

319 ms

tablesort.module.css

tablesort.module.css

420 ms

tree-child.module.css

tree-child.module.css

317 ms

views.module.css

views.module.css

318 ms

filter.caption.css

filter.caption.css

317 ms

filter.caption.css

filter.caption.css

341 ms

addtoany.css

addtoany.css

342 ms

paragraphs.unpublished.css

paragraphs.unpublished.css

417 ms

node.css

node.css

343 ms

breadcrumb.css

breadcrumb.css

416 ms

bootstrap.min.css

bootstrap.min.css

60 ms

all.css

all.css

48 ms

messages-light.css

messages-light.css

365 ms

style.css

style.css

2417 ms

alert.css

alert.css

164 ms

alert.html

alert.html

164 ms

jquery.min.js

jquery.min.js

937 ms

drupalSettingsLoader.js

drupalSettingsLoader.js

413 ms

drupal.js

drupal.js

613 ms

drupal.init.js

drupal.init.js

512 ms

page.js

page.js

56 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

84 ms

addtoany.js

addtoany.js

612 ms

popper.min.js

popper.min.js

591 ms

bootstrap.min.js

bootstrap.min.js

757 ms

global.js

global.js

555 ms

masonry.min.js

masonry.min.js

727 ms

css2

css2

37 ms

medicine-logo-blue.svg

medicine-logo-blue.svg

222 ms

precision_medicine_image.png

precision_medicine_image.png

161 ms

pm_website_-_about_orlando_600x400.png

pm_website_-_about_orlando_600x400.png

221 ms

chief_residents1.jpg

chief_residents1.jpg

115 ms

2.jpg

2.jpg

220 ms

Carla%20Brady%20Blog.jpg

Carla%20Brady%20Blog.jpg

115 ms

ipe_building_outside.jpeg

ipe_building_outside.jpeg

161 ms

juneteenth400px-across_bigger.png

juneteenth400px-across_bigger.png

161 ms

haga.jpg

haga.jpg

220 ms

spector_award_winners_2.png

spector_award_winners_2.png

256 ms

Orlando%20and%20MeTree%20-%20President%27s%20Panel.png

Orlando%20and%20MeTree%20-%20President%27s%20Panel.png

256 ms

pamela1.jpeg

pamela1.jpeg

299 ms

wearduke2-f19c464b4d5899c88bd5d42b11ac16eb.png

wearduke2-f19c464b4d5899c88bd5d42b11ac16eb.png

296 ms

duke_cme_for_web_story.jpg

duke_cme_for_web_story.jpg

296 ms

afreen-1200px-x-675.jpg

afreen-1200px-x-675.jpg

299 ms

qcapers.jpg

qcapers.jpg

295 ms

2023-Admin-Award.png

2023-Admin-Award.png

356 ms

Gagliardi-headshot.jpg

Gagliardi-headshot.jpg

300 ms

clipp-speer_0.jpg

clipp-speer_0.jpg

299 ms

web_2023_califf_research_award_winners_resident_research_day_0.jpg

web_2023_califf_research_award_winners_resident_research_day_0.jpg

299 ms

division_update_gim.jpg

division_update_gim.jpg

357 ms

Wilder.jpg

Wilder.jpg

355 ms

smaller_web_dom_distinguished_working.jpg

smaller_web_dom_distinguished_working.jpg

357 ms

pattern-dark.png

pattern-dark.png

339 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0C4n.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0C4n.ttf

143 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0C4n.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0C4n.ttf

238 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1y4n.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1y4n.ttf

278 ms

pattern.svg

pattern.svg

396 ms

pattern.png

pattern.png

306 ms

expand-icon.svg

expand-icon.svg

495 ms

twitter-icon.svg

twitter-icon.svg

594 ms

fa-solid-900.woff

fa-solid-900.woff

107 ms

fa-regular-400.woff

fa-regular-400.woff

166 ms

SlGFmQSNjdsmc35JDF1K5GRwUjcdlttVFm-rI7e8QI96.ttf

SlGFmQSNjdsmc35JDF1K5GRwUjcdlttVFm-rI7e8QI96.ttf

183 ms

SlGDmQSNjdsmc35JDF1K5E55YMjF_7DPuGi-6_RUAw.ttf

SlGDmQSNjdsmc35JDF1K5E55YMjF_7DPuGi-6_RUAw.ttf

182 ms

sm.25.html

sm.25.html

134 ms

eso.D0Uc7kY6.js

eso.D0Uc7kY6.js

138 ms

Accessibility Review

precisionmedicine.duke.edu accessibility score

84

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

precisionmedicine.duke.edu best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

precisionmedicine.duke.edu SEO score

79

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Precisionmedicine.duke.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 Precisionmedicine.duke.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

precisionmedicine.duke.edu

Open Graph description is not detected on the main page of Precision Medicine Duke. 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: