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patient.labcorp.com screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    75% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 89% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

patient.labcorp.com

Labcorp | Patient

Page Load Speed

1.4 sec in total

First Response

86 ms

Resources Loaded

1.1 sec

Page Rendered

210 ms

patient.labcorp.com screenshot

About Website

Visit patient.labcorp.com now to see the best up-to-date Patient Labcorp content for United States and also check out these interesting facts you probably never knew about patient.labcorp.com

Visit patient.labcorp.com

Key Findings

We analyzed Patient.labcorp.com page load time and found that the first response time was 86 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

patient.labcorp.com performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

20/100

25%

SI (Speed Index)

Value4.5 s

72/100

10%

TBT (Total Blocking Time)

Value300 ms

78/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value6.8 s

55/100

10%

Network Requests Diagram

patient.labcorp.com

86 ms

patient.labcorp.com

144 ms

index.html

87 ms

lib-e11a791acf.css

163 ms

app-6afb74cd8c.css

140 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 68% of them (15 requests) were addressed to the original Patient.labcorp.com, 14% (3 requests) were made to Google-analytics.com and 5% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (257 ms) belongs to the original domain Patient.labcorp.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.6 MB (70%)

Content Size

3.7 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Patient.labcorp.com main page is 3.7 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. 20% of websites need less resources to load. Javascripts take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 13.0 kB

  • Original 18.0 kB
  • After minification 17.2 kB
  • After compression 5.0 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 13.0 kB or 72% of the original size.

Image Optimization

-4%

Potential reduce by 9.5 kB

  • Original 267.5 kB
  • After minification 258.0 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. Patient Labcorp images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 2.0 MB

  • Original 2.7 MB
  • After minification 2.6 MB
  • After compression 714.5 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 2.0 MB or 73% of the original size.

CSS Optimization

-85%

Potential reduce by 591.2 kB

  • Original 699.0 kB
  • After minification 572.0 kB
  • After compression 107.9 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. Patient.labcorp.com needs all CSS files to be minified and compressed as it can save up to 591.2 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (28%)

Requests Now

18

After Optimization

13

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Patient Labcorp. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

patient.labcorp.com

patient.labcorp.com

86 ms

patient.labcorp.com

patient.labcorp.com

144 ms

index.html

index.html

87 ms

lib-e11a791acf.css

lib-e11a791acf.css

163 ms

app-6afb74cd8c.css

app-6afb74cd8c.css

140 ms

css

css

41 ms

api.js

api.js

68 ms

memorystorage.min.js

memorystorage.min.js

31 ms

lib-516f316cb6.js

lib-516f316cb6.js

257 ms

app-de830abadb.js

app-de830abadb.js

223 ms

recaptcha__en.js

recaptcha__en.js

25 ms

analytics.js

analytics.js

21 ms

messages.json

messages.json

132 ms

resourceText.json

resourceText.json

108 ms

login

login

146 ms

collect

collect

52 ms

landing-devices.png

landing-devices.png

171 ms

points-of-life.png

points-of-life.png

171 ms

litho-logo-footer.png

litho-logo-footer.png

74 ms

labcorp-patient-logo.svg

labcorp-patient-logo.svg

153 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

250 ms

collect

collect

29 ms

Accessibility Review

patient.labcorp.com 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

High

Some elements have a [tabindex] value greater than 0

Best Practices

patient.labcorp.com best practices score

75

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

patient.labcorp.com SEO score

76

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

High

robots.txt is not valid

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

    N/A

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Patient.labcorp.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Patient.labcorp.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

patient.labcorp.com

Open Graph description is not detected on the main page of Patient Labcorp. 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: