🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 10 (from laksa003)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa010.int.ahrefs:8124/' \
  -H 'Content-Type: text/plain' \
  -H 'X-ClickHouse-Database: crawler3' \
  -H 'Authorization: Basic YXBpOg==' \
  -d 'SELECT getAhrefsURLFromUnparsed(src_unparsed) AS found_url, ifNull(toUnixTimestamp(download_stamp), 0) AS crawl_time, ifNull(toUnixTimestamp(props_url_first_seen), 0) AS first_indexed_time, download_http_code AS http_code, src_unparsed AS src_unparsed, src_root_hash AS src_root_hash, history_drop_reason AS history_drop_reason, meta_title AS meta_title, meta_descriptions AS meta_descriptions, attrs_boilerpipe_text AS attrs_boilerpipe_text, attrs_markdown AS attrs_markdown, attrs_readable_markdown AS attrs_readable_markdown, meta_canonical AS meta_canonical FROM crawler3.page_info_local FINAL PREWHERE (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.mdcalc.com/calc/1844/major-depression-index-mdi\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.mdcalc.com/calc/1844/major-depression-index-mdi\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.mdcalc.com\/calc\/1844\/major-depression-index-mdi","crawl_time":1775503642,"first_indexed_time":1655943795,"http_code":200,"src_unparsed":"com,mdcalc!www,\/calc\/1844\/major-depression-index-mdi s443","src_root_hash":"5688043387075131210","history_drop_reason":null,"meta_title":"Major Depression Index (MDI)","meta_descriptions":["Screens for depression based on clinically significant questions."],"attrs_boilerpipe_text":"Ask the patient:\nhow often have they been bothered by the following over the past 2 weeks?\n1. Felt low in spirits or sad?\nAt no time\n0\nSome of the time\n+1\nSlightly less than half of the time\n+2\nSlightly more than half of the time\n+3\nMost of the time\n+4\nAll the time\n+5\n2. Lost interest in daily activities?\nAt no time\n0\nSome of the time\n+1\nSlightly less than half of the time\n+2\nSlightly more than half of the time\n+3\nMost of the time\n+4\nAll the time\n+5\n3. Felt lacking in energy and strength?\nAt no time\n0\nSome of the time\n+1\nSlightly less than half of the time\n+2\nSlightly more than half of the time\n+3\nMost of the time\n+4\nAll the time\n+5\n4. Felt less self-confident?\nAt no time\n0\nSome of the time\n+1\nSlightly less than half of the time\n+2\nSlightly more than half of the time\n+3\nMost of the time\n+4\nAll the time\n+5\n5. Had a bad conscience or feelings of guilt?\nAt no time\n0\nSome of the time\n+1\nSlightly less than half of the time\n+2\nSlightly more than half of the time\n+3\nMost of the time\n+4\nAll the time\n+5\n6. Felt that life wasn’t worth living?\nAt no time\n0\nSome of the time\n+1\nSlightly less than half of the time\n+2\nSlightly more than half of the time\n+3\nMost of the time\n+4\nAll the time\n+5\n7. Had difficulty in concentrating, e.g. when reading the newspaper or watching television?\nAt no time\n0\nSome of the time\n+1\nSlightly less than half of the time\n+2\nSlightly more than half of the time\n+3\nMost of the time\n+4\nAll the time\n+5\n8a. Felt very restless?\nAt no time\n0\nSome of the time\n+1\nSlightly less than half of the time\n+2\nSlightly more than half of the time\n+3\nMost of the time\n+4\nAll the time\n+5\n8b. Felt subdued or slowed down?\nAt no time\n0\nSome of the time\n+1\nSlightly less than half of the time\n+2\nSlightly more than half of the time\n+3\nMost of the time\n+4\nAll the time\n+5\n9. Had trouble sleeping at night?\nAt no time\n0\nSome of the time\n+1\nSlightly less than half of the time\n+2\nSlightly more than half of the time\n+3\nMost of the time\n+4\nAll the time\n+5\n10a. Suffered from reduced appetite?\nAt no time\n0\nSome of the time\n+1\nSlightly less than half of the time\n+2\nSlightly more than half of the time\n+3\nMost of the time\n+4\nAll the time\n+5\n10b. Suffered from increased appetite?\nAt no time\n0\nSome of the time\n+1\nSlightly less than half of the time\n+2\nSlightly more than half of the time\n+3\nMost of the time\n+4\nAll the time\n+5","attrs_markdown":"Log in\n\n[Sign up](https:\/\/www.mdcalc.com\/signup)\n\n### Calc Function\nDiagnosis\n\nRule Out\n\nPrognosis\n\nFormula\n\nTreatment\n\nAlgorithm\n\nCondition\n\nSelect...\n\nSpecialty\n\nSelect...\n\nChief Complaint\n\nSelect...\n\nOrgan System\n\nSelect...\n\n# Major Depression Index (MDI)\nScreens for depression based on clinically significant questions.\n\n[When to Use](https:\/\/www.mdcalc.com\/calc\/1844\/major-depression-index-mdi#when-to-use)\n\n[Why Use](https:\/\/www.mdcalc.com\/calc\/1844\/major-depression-index-mdi#why-use)\n\n## 0 points\nNo depression\n\nCopy Results\n\n[Next Steps](https:\/\/www.mdcalc.com\/calc\/1844\/major-depression-index-mdi#next-steps)\n\n![](data:image\/svg+xml,%3csvg%20xmlns=%27http:\/\/www.w3.org\/2000\/svg%27%20version=%271.1%27%20width=%2735%27%20height=%2735%27\/%3e)![Recommended Decision Tools](data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)\n\nRecommended Decision Tools\n\nBODY TEXT HERE\n\n![](data:image\/svg+xml,%3csvg%20xmlns=%27http:\/\/www.w3.org\/2000\/svg%27%20version=%271.1%27%20width=%2720%27%20height=%2720%27\/%3e)![Microscope Icon](data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)\n\nDiagnosis\n\n[QIDS](https:\/\/www.mdcalc.com\/calc\/1845\/quick-inventory-depressive-symptomatology-qids)\n\nQIDS\n\n![](data:image\/svg+xml,%3csvg%20xmlns=%27http:\/\/www.w3.org\/2000\/svg%27%20version=%271.1%27%20width=%2720%27%20height=%2720%27\/%3e)![Microscope Icon](data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)\n\nDiagnosis\n\n[PHQ-9](https:\/\/www.mdcalc.com\/calc\/1725\/phq9-patient-health-questionnaire9)\n\nPHQ-9\n\n![](data:image\/svg+xml,%3csvg%20xmlns=%27http:\/\/www.w3.org\/2000\/svg%27%20version=%271.1%27%20width=%2720%27%20height=%2720%27\/%3e)![Microscope Icon](data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)\n\nDiagnosis\n\n[Hamilton Anxiety Scale](https:\/\/www.mdcalc.com\/calc\/1843\/hamilton-anxiety-scale)\n\nHamilton Anxiety Scale\n\n[Next Steps](https:\/\/www.mdcalc.com\/calc\/1844\/major-depression-index-mdi#next-steps)\n\n[Evidence](https:\/\/www.mdcalc.com\/calc\/1844\/major-depression-index-mdi#evidence)\n\n[Creator Insights](https:\/\/www.mdcalc.com\/calc\/1844\/major-depression-index-mdi#creator-insights)\n\nADVICE\n\nPatients with depression should be provided with further resources and potentially referred to psychiatry, as well as be screened for emergency psychiatric conditions like suicidal ideation or psychosis.\n\nRelated Calcs\n\n- [QIDS](https:\/\/www.mdcalc.com\/calc\/1845\/quick-inventory-depressive-symptomatology-qids)\n  Rates depression symptoms via self-assessment, also known as QIDS-SR-16.\n- [PHQ-9](https:\/\/www.mdcalc.com\/calc\/1725\/phq9-patient-health-questionnaire9)\n  Objectifies degree of depression severity.\n- [Hamilton Anxiety Scale](https:\/\/www.mdcalc.com\/calc\/1843\/hamilton-anxiety-scale)\n  Rates level of anxiety based on clinical questions.\n\n[Have feedback about this calculator?](https:\/\/www.mdcalc.com\/contact)\n\nFavorite\n\nShare\n\nAbout the Creator\n\n[![](data:image\/svg+xml,%3csvg%20xmlns=%27http:\/\/www.w3.org\/2000\/svg%27%20version=%271.1%27%20width=%2764%27%20height=%2764%27\/%3e)![Dr. Per Bech](https:\/\/cdn-web-img.mdcalc.com\/people\/dr-per-bech.jpeg) Dr. Per Bech](https:\/\/www.mdcalc.com\/calc\/1844\/major-depression-index-mdi#creator-insights)\n\n[Are you Dr. Per Bech?](mailto:content@mdcalc.com)\n\nAlso from MDCalc...\n\nRelated Calcs\n\n- [QIDS](https:\/\/www.mdcalc.com\/calc\/1845\/quick-inventory-depressive-symptomatology-qids)\n  Rates depression symptoms via self-assessment, also known as QIDS-SR-16.\n- [PHQ-9](https:\/\/www.mdcalc.com\/calc\/1725\/phq9-patient-health-questionnaire9)\n  Objectifies degree of depression severity.\n- [Hamilton Anxiety Scale](https:\/\/www.mdcalc.com\/calc\/1843\/hamilton-anxiety-scale)\n  Rates level of anxiety based on clinical questions.\n\n![](data:image\/svg+xml,%3csvg%20xmlns=%27http:\/\/www.w3.org\/2000\/svg%27%20version=%271.1%27%20width=%2763%27%20height=%2763%27\/%3e)![mdcalc logo](https:\/\/www.mdcalc.com\/_next\/static\/media\/MDCalcLogo.79fa2d9e.svg)\n\n![mdcalc logo](https:\/\/www.mdcalc.com\/_next\/static\/media\/MDCalcLogo.79fa2d9e.svg)\n## MDCalc is utilized by millions of clinicians to treat hundreds of millions of patients worldwide.\n[![](data:image\/svg+xml,%3csvg%20xmlns=%27http:\/\/www.w3.org\/2000\/svg%27%20version=%271.1%27%20width=%27120%27%20height=%2740%27\/%3e)![ios app store badge](https:\/\/www.mdcalc.com\/_next\/static\/media\/iosAppStore.dc4fabbf.svg) ![ios app store badge](https:\/\/www.mdcalc.com\/_next\/static\/media\/iosAppStore.dc4fabbf.svg)](https:\/\/apps.apple.com\/app\/mdcalc-medical-calculator\/id1001640662?utm_source=about+us+page&utm_medium=about+us&utm_campaign=app+nudge&utm_content=ios)\n\n[![](data:image\/svg+xml,%3csvg%20xmlns=%27http:\/\/www.w3.org\/2000\/svg%27%20version=%271.1%27%20width=%27136%27%20height=%2740%27\/%3e)![google play badge](https:\/\/www.mdcalc.com\/_next\/static\/media\/GooglePlayStore.0d8a3fa9.svg) ![google play badge](https:\/\/www.mdcalc.com\/_next\/static\/media\/GooglePlayStore.0d8a3fa9.svg)](https:\/\/play.google.com\/store\/apps\/details?id=com.mdaware.mdcalc&referrer=utm_source%3Dabout%2520us%2520page%26utm_medium%3Dabout%2520us%26utm_content%3Dandroid%26anid%3Dadmob)\n\n##### tools\n[All Calculators](https:\/\/www.mdcalc.com\/#All)[Newest](https:\/\/www.mdcalc.com\/#Newest)[Favorites](https:\/\/www.mdcalc.com\/#Favorites)[Specialty](https:\/\/www.mdcalc.com\/#Specialty)[Guidelines](https:\/\/www.mdcalc.com\/#Guidelines)[MDCalc EHR](https:\/\/ehr.mdcalc.com\/)\n\n##### education\n[CME](https:\/\/www.mdcalc.com\/cme)[Stroke CME](https:\/\/www.mdcalc.com\/cme\/stroke)[Physicians Guide](https:\/\/www.mdcalc.com\/physicians-guide)[EBM Guide](https:\/\/www.mdcalc.com\/ebm-guide)[EMRA Guide](https:\/\/www.mdcalc.com\/emra)[Peds EMRA Guide](https:\/\/www.mdcalc.com\/pediatric-emra)\n\n##### about\n[About MDCalc](https:\/\/www.mdcalc.com\/about-us)[MDCalc on Race](https:\/\/www.mdcalc.com\/race)[FAQs](https:\/\/www.mdcalc.com\/faq)[For Partners](https:\/\/www.mdcalc.com\/media)[Contact Us](https:\/\/www.mdcalc.com\/contact)\n\n##### team\n[Join Us](https:\/\/www.mdcalc.com\/join-us)[Community](https:\/\/www.mdcalc.com\/community)[Careers](https:\/\/www.mdcalc.com\/careers)[Contributors](https:\/\/www.mdcalc.com\/contributors)\n\nCalculations must be re-checked and should not be used alone to guide patient care, nor should they substitute for clinical judgment. See our [full disclaimer.](https:\/\/www.mdcalc.com\/disclaimer)\n\nMDCalc ©2005-2026\n\n·\n\nAll Rights Reserved\n\n·\n\n[Terms of Use](https:\/\/www.mdcalc.com\/terms-and-conditions)\n\n·\n\n[Privacy Policy](https:\/\/www.mdcalc.com\/privacy-policy)\n\n·\n\n[Cookie Policy](https:\/\/www.mdcalc.com\/cookie-policy)\n\n·\n\n[Cookies Preferences]()\n\n[![](data:image\/svg+xml,%3csvg%20xmlns=%27http:\/\/www.w3.org\/2000\/svg%27%20version=%271.1%27%20width=%2712%27%20height=%2712%27\/%3e)![linkedin icon](https:\/\/www.mdcalc.com\/_next\/static\/media\/LinkedIn.3fdf0bc8.svg) ![linkedin icon](https:\/\/www.mdcalc.com\/_next\/static\/media\/LinkedIn.3fdf0bc8.svg)](https:\/\/www.linkedin.com\/company\/mdcalc)\n\n[![](data:image\/svg+xml,%3csvg%20xmlns=%27http:\/\/www.w3.org\/2000\/svg%27%20version=%271.1%27%20width=%2712%27%20height=%2712%27\/%3e)![twitter icon](https:\/\/www.mdcalc.com\/_next\/static\/media\/Twitter.3c1f787d.svg) ![twitter icon](https:\/\/www.mdcalc.com\/_next\/static\/media\/Twitter.3c1f787d.svg)](https:\/\/twitter.com\/mdcalc)\n\n[![](data:image\/svg+xml,%3csvg%20xmlns=%27http:\/\/www.w3.org\/2000\/svg%27%20version=%271.1%27%20width=%2712%27%20height=%2712%27\/%3e)![facebook icon](https:\/\/www.mdcalc.com\/_next\/static\/media\/Facebook.2d9ad81b.svg) ![facebook icon](https:\/\/www.mdcalc.com\/_next\/static\/media\/Facebook.2d9ad81b.svg)](https:\/\/www.facebook.com\/mdcalc)","attrs_readable_markdown":null,"meta_canonical":null}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📄

INDEXABLE

✅

CRAWLED

5 days ago

🤖

ROBOTS ALLOWED

Page Info Filters

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	0.2 months ago
History drop	PASS	`isNull(history_drop_reason)`	No drop reason
Spam/ban	PASS	`fh_dont_index != 1 AND ml_spam_score = 0`	ml_spam_score=0
Canonical	PASS	`meta_canonical IS NULL OR = '' OR = src_unparsed`	Not set

Page Details

Property	Value
URL	https://www.mdcalc.com/calc/1844/major-depression-index-mdi
Last Crawled	2026-04-06 19:27:22 (5 days ago)
First Indexed	2022-06-23 00:23:15 (3 years ago)
HTTP Status Code	200
Meta Title	Major Depression Index (MDI)
Meta Description	Screens for depression based on clinically significant questions.
Meta Canonical	null
Boilerpipe Text	Ask the patient: how often have they been bothered by the following over the past 2 weeks? 1. Felt low in spirits or sad? At no time 0 Some of the time +1 Slightly less than half of the time +2 Slightly more than half of the time +3 Most of the time +4 All the time +5 2. Lost interest in daily activities? At no time 0 Some of the time +1 Slightly less than half of the time +2 Slightly more than half of the time +3 Most of the time +4 All the time +5 3. Felt lacking in energy and strength? At no time 0 Some of the time +1 Slightly less than half of the time +2 Slightly more than half of the time +3 Most of the time +4 All the time +5 4. Felt less self-confident? At no time 0 Some of the time +1 Slightly less than half of the time +2 Slightly more than half of the time +3 Most of the time +4 All the time +5 5. Had a bad conscience or feelings of guilt? At no time 0 Some of the time +1 Slightly less than half of the time +2 Slightly more than half of the time +3 Most of the time +4 All the time +5 6. Felt that life wasn’t worth living? At no time 0 Some of the time +1 Slightly less than half of the time +2 Slightly more than half of the time +3 Most of the time +4 All the time +5 7. Had difficulty in concentrating, e.g. when reading the newspaper or watching television? At no time 0 Some of the time +1 Slightly less than half of the time +2 Slightly more than half of the time +3 Most of the time +4 All the time +5 8a. Felt very restless? At no time 0 Some of the time +1 Slightly less than half of the time +2 Slightly more than half of the time +3 Most of the time +4 All the time +5 8b. Felt subdued or slowed down? At no time 0 Some of the time +1 Slightly less than half of the time +2 Slightly more than half of the time +3 Most of the time +4 All the time +5 9. Had trouble sleeping at night? At no time 0 Some of the time +1 Slightly less than half of the time +2 Slightly more than half of the time +3 Most of the time +4 All the time +5 10a. Suffered from reduced appetite? At no time 0 Some of the time +1 Slightly less than half of the time +2 Slightly more than half of the time +3 Most of the time +4 All the time +5 10b. Suffered from increased appetite? At no time 0 Some of the time +1 Slightly less than half of the time +2 Slightly more than half of the time +3 Most of the time +4 All the time +5
Markdown	Log in [Sign up](https://www.mdcalc.com/signup) ### Calc Function Diagnosis Rule Out Prognosis Formula Treatment Algorithm Condition Select... Specialty Select... Chief Complaint Select... Organ System Select... # Major Depression Index (MDI) Screens for depression based on clinically significant questions. [When to Use](https://www.mdcalc.com/calc/1844/major-depression-index-mdi#when-to-use) [Why Use](https://www.mdcalc.com/calc/1844/major-depression-index-mdi#why-use) ## 0 points No depression Copy Results [Next Steps](https://www.mdcalc.com/calc/1844/major-depression-index-mdi#next-steps) ![](data:image/svg+xml,%3csvg%20xmlns=%27http://www.w3.org/2000/svg%27%20version=%271.1%27%20width=%2735%27%20height=%2735%27/%3e)![Recommended Decision Tools](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7) Recommended Decision Tools BODY TEXT HERE ![](data:image/svg+xml,%3csvg%20xmlns=%27http://www.w3.org/2000/svg%27%20version=%271.1%27%20width=%2720%27%20height=%2720%27/%3e)![Microscope Icon](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7) Diagnosis [QIDS](https://www.mdcalc.com/calc/1845/quick-inventory-depressive-symptomatology-qids) QIDS ![](data:image/svg+xml,%3csvg%20xmlns=%27http://www.w3.org/2000/svg%27%20version=%271.1%27%20width=%2720%27%20height=%2720%27/%3e)![Microscope Icon](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7) Diagnosis [PHQ-9](https://www.mdcalc.com/calc/1725/phq9-patient-health-questionnaire9) PHQ-9 ![](data:image/svg+xml,%3csvg%20xmlns=%27http://www.w3.org/2000/svg%27%20version=%271.1%27%20width=%2720%27%20height=%2720%27/%3e)![Microscope Icon](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7) Diagnosis [Hamilton Anxiety Scale](https://www.mdcalc.com/calc/1843/hamilton-anxiety-scale) Hamilton Anxiety Scale [Next Steps](https://www.mdcalc.com/calc/1844/major-depression-index-mdi#next-steps) [Evidence](https://www.mdcalc.com/calc/1844/major-depression-index-mdi#evidence) [Creator Insights](https://www.mdcalc.com/calc/1844/major-depression-index-mdi#creator-insights) ADVICE Patients with depression should be provided with further resources and potentially referred to psychiatry, as well as be screened for emergency psychiatric conditions like suicidal ideation or psychosis. Related Calcs - [QIDS](https://www.mdcalc.com/calc/1845/quick-inventory-depressive-symptomatology-qids) Rates depression symptoms via self-assessment, also known as QIDS-SR-16. - [PHQ-9](https://www.mdcalc.com/calc/1725/phq9-patient-health-questionnaire9) Objectifies degree of depression severity. - [Hamilton Anxiety Scale](https://www.mdcalc.com/calc/1843/hamilton-anxiety-scale) Rates level of anxiety based on clinical questions. [Have feedback about this calculator?](https://www.mdcalc.com/contact) Favorite Share About the Creator [![](data:image/svg+xml,%3csvg%20xmlns=%27http://www.w3.org/2000/svg%27%20version=%271.1%27%20width=%2764%27%20height=%2764%27/%3e)![Dr. Per Bech](https://cdn-web-img.mdcalc.com/people/dr-per-bech.jpeg) Dr. Per Bech](https://www.mdcalc.com/calc/1844/major-depression-index-mdi#creator-insights) [Are you Dr. Per Bech?](mailto:content@mdcalc.com) Also from MDCalc... Related Calcs - [QIDS](https://www.mdcalc.com/calc/1845/quick-inventory-depressive-symptomatology-qids) Rates depression symptoms via self-assessment, also known as QIDS-SR-16. - [PHQ-9](https://www.mdcalc.com/calc/1725/phq9-patient-health-questionnaire9) Objectifies degree of depression severity. - [Hamilton Anxiety Scale](https://www.mdcalc.com/calc/1843/hamilton-anxiety-scale) Rates level of anxiety based on clinical questions. ![](data:image/svg+xml,%3csvg%20xmlns=%27http://www.w3.org/2000/svg%27%20version=%271.1%27%20width=%2763%27%20height=%2763%27/%3e)![mdcalc logo](https://www.mdcalc.com/_next/static/media/MDCalcLogo.79fa2d9e.svg) ![mdcalc logo](https://www.mdcalc.com/_next/static/media/MDCalcLogo.79fa2d9e.svg) ## MDCalc is utilized by millions of clinicians to treat hundreds of millions of patients worldwide. [![](data:image/svg+xml,%3csvg%20xmlns=%27http://www.w3.org/2000/svg%27%20version=%271.1%27%20width=%27120%27%20height=%2740%27/%3e)![ios app store badge](https://www.mdcalc.com/_next/static/media/iosAppStore.dc4fabbf.svg) ![ios app store badge](https://www.mdcalc.com/_next/static/media/iosAppStore.dc4fabbf.svg)](https://apps.apple.com/app/mdcalc-medical-calculator/id1001640662?utm_source=about+us+page&utm_medium=about+us&utm_campaign=app+nudge&utm_content=ios) [![](data:image/svg+xml,%3csvg%20xmlns=%27http://www.w3.org/2000/svg%27%20version=%271.1%27%20width=%27136%27%20height=%2740%27/%3e)![google play badge](https://www.mdcalc.com/_next/static/media/GooglePlayStore.0d8a3fa9.svg) ![google play badge](https://www.mdcalc.com/_next/static/media/GooglePlayStore.0d8a3fa9.svg)](https://play.google.com/store/apps/details?id=com.mdaware.mdcalc&referrer=utm_source%3Dabout%2520us%2520page%26utm_medium%3Dabout%2520us%26utm_content%3Dandroid%26anid%3Dadmob) ##### tools [All Calculators](https://www.mdcalc.com/#All)[Newest](https://www.mdcalc.com/#Newest)[Favorites](https://www.mdcalc.com/#Favorites)[Specialty](https://www.mdcalc.com/#Specialty)[Guidelines](https://www.mdcalc.com/#Guidelines)[MDCalc EHR](https://ehr.mdcalc.com/) ##### education [CME](https://www.mdcalc.com/cme)[Stroke CME](https://www.mdcalc.com/cme/stroke)[Physicians Guide](https://www.mdcalc.com/physicians-guide)[EBM Guide](https://www.mdcalc.com/ebm-guide)[EMRA Guide](https://www.mdcalc.com/emra)[Peds EMRA Guide](https://www.mdcalc.com/pediatric-emra) ##### about [About MDCalc](https://www.mdcalc.com/about-us)[MDCalc on Race](https://www.mdcalc.com/race)[FAQs](https://www.mdcalc.com/faq)[For Partners](https://www.mdcalc.com/media)[Contact Us](https://www.mdcalc.com/contact) ##### team [Join Us](https://www.mdcalc.com/join-us)[Community](https://www.mdcalc.com/community)[Careers](https://www.mdcalc.com/careers)[Contributors](https://www.mdcalc.com/contributors) Calculations must be re-checked and should not be used alone to guide patient care, nor should they substitute for clinical judgment. 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