average length of stay statistics

Analyzed across ChatGPT, Perplexity & Google AIO

Analyzed 11/15/2025

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Brand Performance Across AI Platforms

All 9 brands referenced across AI platforms for this prompt

AHRQ

Sentiment:

Score:95

OECD

Sentiment:

Score:87

Evidence Care

Sentiment:

Score:76

4Definitive Healthcare

Sentiment:

Score:70

5nih

Sentiment:

Score:64

Referenced Domains Analysis

All 13 domains referenced across AI platforms for this prompt

ChatGPT

Perplexity

Google AIO

evidence.care

ChatGPT:0

Perplexity:1

Google AIO:4

oecd.org

ChatGPT:1

Perplexity:1

Google AIO:1

definitivehc.com

ChatGPT:1

Perplexity:1

Google AIO:1

hcup-us.ahrq.gov

ChatGPT:2

Perplexity:1

Google AIO:0

ncbi.nlm.nih.gov

ChatGPT:0

Perplexity:1

Google AIO:1

AI Search Engine Responses

Compare how different AI search engines respond to this query

ChatGPT

1991 Characters

BRAND (10)

精选行业Query

CDC

Statista

nih

AHA

Definitive Healthcare

Trella Health

OECD

AHRQ

Evidence Care

SUMMARY

Provides detailed U.S. hospital length of stay statistics with 4.5 days average from 2012 data, breaking down by age groups and states. Emphasizes demographic variations with adults 18-44 having shortest stays at 3.6 days and infants at 3.8 days. Includes state-level comparisons showing South Dakota and Utah with lowest averages at 3.4 days.

REFERENCES (5)

https://hcup-us.ahrq.gov/reports/factsandfigures/2008/pdfs/section1_2.pdf?utm_source=openai

https://hcup-us.ahrq.gov/reports/statbriefs/sb180-Hospitalizations-United-States-2012.jsp?utm_source=openai

https://www.definitivehc.com/resources/healthcare-insights/average-length-of-stay-by-state?utm_source=openai

https://www.healthcarefinancenews.com/news/aha-average-length-stay-hospitals-19?utm_source=openai

https://www.oecd.org/en/publications/health-at-a-glance-2023_7a7afb35-en/full-report/hospital-activity_7a57d1e4.html?utm_source=openai

Perplexity

2055 Characters

BRAND (10)

精选行业Query

CDC

Statista

nih

AHA

Definitive Healthcare

Trella Health

OECD

AHRQ

Evidence Care

SUMMARY

Offers comprehensive analysis of average length of stay definition and calculation methodology. Reports recent U.S. figures ranging from 4.6 to 5.5 days across different years and data sources. Provides multiple data points from 2016-2025 studies, showing consistency around 5-day average with slight variations based on hospital types and methodologies.

REFERENCES (10)

https://evidence.care/average-length-of-stay/

https://hcup-us.ahrq.gov/reports/statbriefs/sb246-Geographic-Variation-Hospital-Stays.jsp

https://nhwstat.org/health/hospital-data/average-length-stay-hospitals

https://www.aha.org/statistics/fast-facts-us-hospitals

https://www.cdc.gov/nchs/hus/sources-definitions/average-length-of-stay.htm

https://www.definitivehc.com/resources/healthcare-insights/average-length-of-stay-by-state

https://www.ncbi.nlm.nih.gov/books/NBK574438/

https://www.oecd.org/en/data/indicators/length-of-hospital-stay.html

https://www.pa.gov/content/dam/copapwp-pagov/en/health/documents/topics/healthstatistics/statistical-resources/understandinghealthstats/documents/Average_Length_of_Stay_in_Hospitals.pdf

https://www.statista.com/statistics/183916/average-length-of-stay-in-us-community-hospitals-since-1993/

Google AIO

515 Characters

BRAND (10)

精选行业Query

CDC

Statista

nih

AHA

Definitive Healthcare

Trella Health

OECD

AHRQ

Evidence Care

SUMMARY

Presents concise overview of U.S. hospital length of stay statistics with 5.5 days in 2018 as primary figure. Includes additional data points of 4.7 days from Medicare analysis and 6 days for acute care from OECD. Explains that shorter stays indicate efficiency while longer stays may suggest inefficiencies or severe conditions.

REFERENCES (9)

https://evidence.care/average-length-of-stay-calculator/

https://evidence.care/average-length-of-stay/

https://evidence.care/length-of-stay-software/

https://evidence.care/understanding-gmlos-and-alos/

https://gateway.euro.who.int/en/indicators/hfa_540-6100-average-length-of-stay-all-hospitals/

https://www.definitivehc.com/resources/healthcare-insights/average-length-of-stay-by-state

https://www.ncbi.nlm.nih.gov/books/NBK574438/

https://www.oecd.org/en/data/indicators/length-of-hospital-stay.html

https://www.trellahealth.com/resource-center/blog/q2-2020-trends-inpatient-average-length-of-stay/

Strategic Insights & Recommendations

Dominant Brand

AHRQ (Agency for Healthcare Research and Quality) emerges as the most frequently referenced authority with 6 mentions in ChatGPT's response.

Platform Gap

ChatGPT focuses on historical 2012 data with demographic breakdowns, while Perplexity emphasizes recent multi-year trends and Google AIO provides contextual interpretation of the statistics.

Link Opportunity

Healthcare data organizations like AHRQ, OECD, and hospital associations have strong opportunities for authoritative content linking in length of stay discussions.

Key Takeaways for This Prompt

Average hospital length of stay in the U.S. ranges from 4.5 to 5.5 days depending on the data source and year.

Different platforms emphasize different aspects: historical trends, methodology, or contextual meaning of the statistics.

Government health agencies like AHRQ serve as primary authoritative sources for hospital stay statistics.

All platforms agree on the general range but vary in their specific figures and analytical depth.

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