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Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

offers.jamanetwork.com

JAMA Network | Home of JAMA and the Specialty Journals of the American Medical Association

Page Load Speed

2.8 sec in total

First Response

69 ms

Resources Loaded

1.3 sec

Page Rendered

1.4 sec

offers.jamanetwork.com screenshot

About Website

Welcome to offers.jamanetwork.com homepage info - get ready to check Offers JAMA Network best content for United States right away, or after learning these important things about offers.jamanetwork.com

Stay up to date, maintain your CME with the latest research, author interviews, apps, and learning courses from JAMA and the Specialty Journals.

Visit offers.jamanetwork.com

Key Findings

We analyzed Offers.jamanetwork.com page load time and found that the first response time was 69 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

offers.jamanetwork.com performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

6/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

3/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value4,760 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value21.6 s

1/100

10%

Network Requests Diagram

offers.jamanetwork.com

69 ms

jamanetwork.com

401 ms

gpt.js

522 ms

app.min.css

72 ms

head.min.js

63 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Offers.jamanetwork.com, 76% (25 requests) were made to Cdn.jamanetwork.com and 9% (3 requests) were made to R451.jamanetwork.com. The less responsive or slowest element that took the longest time to load (522 ms) relates to the external source Securepubads.g.doubleclick.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 464.3 kB (40%)

Content Size

1.2 MB

After Optimization

686.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Offers.jamanetwork.com main page is 1.2 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. 75% 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. Javascripts take 715.4 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 138.9 kB

  • Original 167.2 kB
  • After minification 145.9 kB
  • After compression 28.2 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 21.3 kB, which is 13% 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 138.9 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 29 B

  • Original 193.7 kB
  • After minification 193.7 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. Offers JAMA Network images are well optimized though.

JavaScript Optimization

-45%

Potential reduce by 324.8 kB

  • Original 715.4 kB
  • After minification 715.4 kB
  • After compression 390.6 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 324.8 kB or 45% of the original size.

CSS Optimization

-1%

Potential reduce by 603 B

  • Original 74.9 kB
  • After minification 74.9 kB
  • After compression 74.3 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. Offers.jamanetwork.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (29%)

Requests Now

24

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Offers JAMA Network. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

offers.jamanetwork.com

offers.jamanetwork.com

69 ms

jamanetwork.com

jamanetwork.com

401 ms

gpt.js

gpt.js

522 ms

app.min.css

app.min.css

72 ms

head.min.js

head.min.js

63 ms

script.js

script.js

139 ms

jamanetwork-ec-options.css

jamanetwork-ec-options.css

65 ms

jquery-2.2.4.min.js

jquery-2.2.4.min.js

132 ms

app.min.js

app.min.js

291 ms

_trendMD.css

_trendMD.css

289 ms

1094

1094

513 ms

gtm.js

gtm.js

519 ms

Jama_Network_Logo.svg

Jama_Network_Logo.svg

273 ms

jamanetwork.svg

jamanetwork.svg

277 ms

240821-jama-ec-900x506-v2.jpg

240821-jama-ec-900x506-v2.jpg

298 ms

240821-jama-ec-900x900-v3.jpg

240821-jama-ec-900x900-v3.jpg

298 ms

get-there-375.svg

get-there-375.svg

283 ms

instagram-icon-black.svg

instagram-icon-black.svg

278 ms

instagram-icon-fill.png

instagram-icon-fill.png

295 ms

institutions.svg

institutions.svg

281 ms

copyright-white.svg

copyright-white.svg

295 ms

jn-signature-reversed-r.svg

jn-signature-reversed-r.svg

297 ms

powered.png

powered.png

300 ms

seamless-access.svg

seamless-access.svg

300 ms

GuardianTextSans-Regular-Web.woff

GuardianTextSans-Regular-Web.woff

298 ms

GuardianTextSans-Medium-Web.woff

GuardianTextSans-Medium-Web.woff

300 ms

GuardianTextSans-Bold-Web.woff

GuardianTextSans-Bold-Web.woff

300 ms

GuardianTextSans-RegularIt-Web.woff

GuardianTextSans-RegularIt-Web.woff

76 ms

GuardianTextSans-MediumIt-Web.woff

GuardianTextSans-MediumIt-Web.woff

74 ms

GuardianTextSans-BoldIt-Web.woff

GuardianTextSans-BoldIt-Web.woff

76 ms

ama_icons.ttf

ama_icons.ttf

75 ms

pubads_impl.js

pubads_impl.js

115 ms

5f9dc48a66cb739596f6a6b0f1ad4766

5f9dc48a66cb739596f6a6b0f1ad4766

59 ms

Accessibility Review

offers.jamanetwork.com accessibility score

88

Accessibility Issues

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.

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

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

offers.jamanetwork.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

Missing source maps for large first-party JavaScript

SEO Factors

offers.jamanetwork.com SEO score

85

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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 Offers.jamanetwork.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 Offers.jamanetwork.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

offers.jamanetwork.com

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