There is relatively good news. Omicron has lower odds of resulting in long COVID vs. its ancestors. One of the studies demonstrated the following rates: 46% with the Wuhan and Alpha variants, to 35% with the Delta variant, and 14% with Omicron. Another study from the UK showed 4.5% from Omicron vs. 10.8% from Delta. Let's review.

URL list from Tuesday, May. 9 2023

Mortality and burden of post-COVID-19 syndrome have reduced with time across SARS-CoV-2 variants in hematology patients - PubMed
https://pubmed.ncbi.nlm.nih.gov/36861893/

SARS-CoV-2 omicron (B.1.1.529)-related COVID-19 sequelae in vaccinated and unvaccinated patients with cancer: results from the OnCovid registry - PMC
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9991062/

Post-acute Sequelae After Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Infection by Viral Variant and Vaccination Status: A Multicenter Cross-sectional Study | Clinical Infectious Diseases | Oxford Academic
https://academic.oup.com/cid/advance-article/doi/10.1093/cid/ciad143/7076063?login=false

New-onset, self-reported long COVID after coronavirus (COVID-19) reinfection in the UK - Office for National Statistics
https://www.ons.gov.uk/peoplepopulationandcommunity/healthandsocialcare/conditionsanddiseases/bulletins/newonsetselfreportedlongcovidaftercoronaviruscovid19reinfectionintheuk/23february2023

Risk of long COVID associated with delta versus omicron variants of SARS-CoV-2 - PMC
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9212672/

MedCalc's Odds ratio calculator
https://www.medcalc.org/calc/odds_ratio.php