Tools & Wizards About Us
cfrjournal.com screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

cfrjournal.com

Cardiac Failure Review (CFR) | CFR Journal | Radcliffe Cardiology

Page Load Speed

5.4 sec in total

First Response

161 ms

Resources Loaded

2.4 sec

Page Rendered

2.8 sec

cfrjournal.com screenshot

About Website

Click here to check amazing CFR Journal content for India. Otherwise, check out these important facts you probably never knew about cfrjournal.com

Cardiac Failure Review (CFR) is a Tri-Annual journal aimed at assisting heart failure specialists and cardiologists to stay abreast of key advances and opinion in the diagnosis, management and treatme...

Visit cfrjournal.com

Key Findings

We analyzed Cfrjournal.com page load time and found that the first response time was 161 ms and then it took 5.3 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

cfrjournal.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

20/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

18/100

25%

SI (Speed Index)

Value6.5 s

39/100

10%

TBT (Total Blocking Time)

Value1,040 ms

25/100

30%

CLS (Cumulative Layout Shift)

Value0.151

75/100

15%

TTI (Time to Interactive)

Value13.3 s

12/100

10%

Network Requests Diagram

cfrjournal.com

161 ms

cfrjournal.com

367 ms

www.cfrjournal.com

513 ms

gtm.js

80 ms

uc.js

195 ms

Our browser made a total of 102 requests to load all elements on the main page. We found that 22% of them (22 requests) were addressed to the original Cfrjournal.com, 67% (68 requests) were made to Assets.radcliffecardiology.com and 3% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (749 ms) belongs to the original domain Cfrjournal.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 822.4 kB (17%)

Content Size

4.8 MB

After Optimization

4.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cfrjournal.com main page is 4.8 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. Only a small number of websites need less resources to load. Images take 3.9 MB which makes up the majority of the site volume.

HTML Optimization

-93%

Potential reduce by 369.7 kB

  • Original 398.0 kB
  • After minification 337.8 kB
  • After compression 28.3 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 60.2 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 369.7 kB or 93% of the original size.

Image Optimization

-12%

Potential reduce by 443.0 kB

  • Original 3.9 MB
  • After minification 3.4 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, CFR Journal needs image optimization as it can save up to 443.0 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-2%

Potential reduce by 9.5 kB

  • Original 458.2 kB
  • After minification 458.2 kB
  • After compression 448.7 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

-0%

Potential reduce by 215 B

  • Original 138.2 kB
  • After minification 138.2 kB
  • After compression 138.0 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. Cfrjournal.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 32 (33%)

Requests Now

97

After Optimization

65

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CFR Journal. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cfrjournal.com

cfrjournal.com

161 ms

cfrjournal.com

cfrjournal.com

367 ms

www.cfrjournal.com

www.cfrjournal.com

513 ms

gtm.js

gtm.js

80 ms

uc.js

uc.js

195 ms

css_pHBJfx30j2IBgWek6RKBSxyvCcJ-vdYyvqek2CeyGfY.css

css_pHBJfx30j2IBgWek6RKBSxyvCcJ-vdYyvqek2CeyGfY.css

127 ms

css_UjRb46t6WO8EdfwmZ-Irlpa1bdDvphf3Pi_t0NZMvU0.css

css_UjRb46t6WO8EdfwmZ-Irlpa1bdDvphf3Pi_t0NZMvU0.css

279 ms

css

css

45 ms

css

css

68 ms

css_PD0XXaxZQAZEjJ15vDdfuhm_RhQs3wsQkn8EtQUuA1I.css

css_PD0XXaxZQAZEjJ15vDdfuhm_RhQs3wsQkn8EtQUuA1I.css

511 ms

gpt.js

gpt.js

56 ms

loader.js

loader.js

141 ms

jquery.min.js

jquery.min.js

372 ms

once.min.js

once.min.js

288 ms

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drupalSettingsLoader.js

296 ms

drupal.js

drupal.js

288 ms

drupal.init.js

drupal.init.js

399 ms

js_3vyH2Liy84loM_j5CwyUzfBP9tv4i5zHlDUcSiZ6Y2U.js

js_3vyH2Liy84loM_j5CwyUzfBP9tv4i5zHlDUcSiZ6Y2U.js

492 ms

page.js

page.js

37 ms

js_3KFS0ty8n-Q3VuKVAUA-nEtb-7DD4TNrisBpkStVE-0.js

js_3KFS0ty8n-Q3VuKVAUA-nEtb-7DD4TNrisBpkStVE-0.js

426 ms

popper.min.js

popper.min.js

417 ms

bootstrap.min.js

bootstrap.min.js

498 ms

jquery.touchSwipe.min.js

jquery.touchSwipe.min.js

553 ms

swiper.min.js

swiper.min.js

749 ms

countdown.min.js

countdown.min.js

577 ms

script.js

script.js

749 ms

script.js

script.js

748 ms

commas.js

commas.js

748 ms

js_DmpTJQvL4xsfHf4LApn3ngDYxAbGiQ1yhUJhPdP-9E8.js

js_DmpTJQvL4xsfHf4LApn3ngDYxAbGiQ1yhUJhPdP-9E8.js

748 ms

pubads_impl.js

pubads_impl.js

8 ms

css2

css2

32 ms

RC.svg

RC.svg

210 ms

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211 ms

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277 ms

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278 ms

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281 ms

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279 ms

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285 ms

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282 ms

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282 ms

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281 ms

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288 ms

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287 ms

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289 ms

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288 ms

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294 ms

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291 ms

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291 ms

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292 ms

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293 ms

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295 ms

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302 ms

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295 ms

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296 ms

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297 ms

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387 ms

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303 ms

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301 ms

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303 ms

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302 ms

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DELV-23558_IND_ESC24_Barton_1920x1080_2.jpg

304 ms

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DELV-22813_IND_ESC24_WrapUp1_1920x1080.jpg

305 ms

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306 ms

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open_access_logo.png

304 ms

fluid_management_pellicori.png

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306 ms

Heart.png

Heart.png

307 ms

Heart_attack_medical_image.png

Heart_attack_medical_image.png

306 ms

Avenir.ttc

Avenir.ttc

103 ms

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

4 ms

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101 ms

sm.25.html

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83 ms

eso.D0Uc7kY6.js

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103 ms

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CFR_RightVentricular_Arrigo.png

113 ms

cognitive%20decline.png

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33 ms

25.png

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103 ms

Heart_Illustration.png

Heart_Illustration.png

556 ms

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DELV-18916_WAO_CLIMB_2024_Series_1920x1080.jpg

35 ms

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DELV-23361_IND_ESC24_Kittleson_920x1080.jpg

99 ms

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DELV-22817-IND_ESC24_WrapUp_1920x1080.jpg

97 ms

DELV-18905_IND_ESC24_LBCT_1_1920x1080%20%281%29.jpg

DELV-18905_IND_ESC24_LBCT_1_1920x1080%20%281%29.jpg

103 ms

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__DELV-23305_IND_ESC24_Kunadian1920x1080_2.jpg

94 ms

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DELV-23219_IND_ESC24_Vaduganathan_1920x1080_2%20copy.jpg

94 ms

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DELV-23222_IND_ESC24_Jhund_1920x1080_2.jpg

94 ms

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93 ms

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DELV-23558_IND_ESC24_Barton_1920x1080_2.jpg

92 ms

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DELV-22813_IND_ESC24_WrapUp1_1920x1080.jpg

92 ms

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91 ms

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92 ms

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91 ms

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89 ms

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89 ms

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89 ms

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87 ms

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87 ms

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86 ms

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86 ms

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87 ms

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88 ms

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85 ms

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86 ms

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87 ms

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87 ms

Accessibility Review

cfrjournal.com accessibility score

80

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

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Buttons do not have an accessible name

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

Best Practices

cfrjournal.com 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

cfrjournal.com SEO score

90

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

High

Tap targets are not sized appropriately

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 Cfrjournal.com 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 Cfrjournal.com 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

cfrjournal.com

Open Graph description is not detected on the main page of CFR Journal. 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: