Covid-19 in the news this week
- Use of Casirivimab and Imdevimab for the Treatment of COVID-19
- Inhaled aprotinin found to reduce viral load in mild-to-moderate COVID-19
- Here’s what you need to know about the next generation of COVID vaccines
- India to start COVID mix-and-match booster vaccines on Friday
- BioNTech, Pfizer could deliver Omicron-adapted COVID-19 vaccines in October
- Scientists develop nanoantidote to reduce acidosis in critically ill COVID-19 patients
- UCSD Program Monitoring Wastewater for COVID Expands to Track Monkeypox
- CDC streamlines COVID-19 guidance
- The FDA recommends 3 home tests if you’re exposed to COVID to boost accuracy
- Only half of eligible Americans have gotten their first COVID booster
- FDA says 3 negative rapid tests needed for asymptomatic COVID-19 cases
DrugVisual Covid-19 links
Net daily sentiment ranged from -35.15 for Remdesivir on Thursday the 11th to 18.49 for Moderna vaccine on Sunday the 7th.
The sentiment for each tweet is scored from -1 (most negative) to +1 (most positive) using VADER sentiment analysis. Net sentiment is calculated by summing the sentiment across all tweets for a given day and/or category, then normalizing the score by the number of tweets.
Medical conditions from the MedDRA dictionary
Infection was the most frequently observed medical condition mentioned. Blindness, Blind had the highest overall net sentiment of 4. Kidney failure had the lowest net sentiment this week (-66.03).
MedDra is a standardized medical terminology developed by the International Council for Harmonization Cross-referencing tweets against this list is a starting point for identifying medical conditions mentioned in tweets.
Cross-referencing the MedDRA dictionary by sentiment and topic
There were 104 tweets with an strong positive sentiment. The top 10 most frequent medical conditions mentioned within these tweets were (1) Infection, (2) Pneumonia, (3) Flu, (4) Sickness, (5) Cancer, (6) Coldness, Cold, (7) Fever, (8) MS, (9) Blindness, Blind, (10) Fall. Of these terms, MS (n=5), Fall (n=3) were not in the top 10 most frequent terms across all tweets.
There were 176 tweets with an strong negative sentiment. The top 10 most frequent medical conditions mentioned within these tweets were (1) Infection, (2) Flu, (3) Sickness, (4) Cancer, (5) Kidney failure, (6) Coldness, Cold, (7) Pain, (8) Pneumonia, (9) Fear, (10) Forgetfulness. Of these terms, Pain (n=9), Fear (n=7) were not in the top 10 most frequent terms across all tweets.
The 25 most important words within positive tweets (compared to negative and neutral) tweets are shown in the treemap below. The size of each box represents the weighted score of each word. The word “like” within the search for “Ivermectin” had the highest overall weight. When the words are summed for each topic, Moderna vaccine had the highest overall weight.
The 25 most important words within negative tweets (compared to positive and neutral) tweets are shown in the treemap below. The word “death” within the search for “Ivermectin” had the highest overall weight. When the words are summed for each topic, “Ivermectin” had the highest overall weight within negative tweets.
This analysis of words evaluates the stemmed version of words using the Snowball algorithm. By stemming words, words with similar meaning, such as pain, painful & pained, are grouped together as simply “pain”.
Beta: text classification
Tweets that describe adverse events/side effects (first person point of view)
|tweet||search topic(s)||medical condition(s) mentioned|
|20 hours post 2nd booster moderna vaccine updates: left arm feels soreee also i should avoid moving left arm.. but dizziness not really bothering anymore, appetite finally back to normal (bcs last night suddenly i feel so hungry??)||moderna vaccine||Dizziness, Dizzy|
|I tested positive for COVID on Saturday after I woke up with full body aches feeling like I got hit by a truck. I did my regemin of Ivermectin, D3, C and Zinc and am feeling better and better.||ivermectin||Ache|
|Covid update – monoclonal antibodies in. Stuffy. Coughing. Fatigue . Soooo tired. No fever . No body aches. Did I mention tired? Cause soooo tired . Glad I’m boosted . Could be worse .||monoclonal antibodies||Ache, Coughing, Cough, Fatigue, Fever|
|So,yesterday. I went to get a boster shot, I showed my card. I got the J&J vaccine, but. The poeple told me that, for some reason. That vaccine, doesn’t count. So I had to start all over, I got pfizer. Now I feel sick, I feel like I have a hangover <U+0001F922>||johnson and johnson vaccine||Feeling sick, Hangover, Sickness|
|I’m like doing the Lord’s work like dealing with like manic episodes depression loneliness a fever from the moderna vaccine anxiety and stress…like um….I want my Mom!||moderna vaccine||Anxiety, Fever, Manic, Stress|
|Flint got his first dose of the #Pfizer vaccine on Feb. 1, 2021. “Within 30 minutes, I developed a severe burning headache at the base of my skull and blurred vision. After a few hours, the pain was constant, but didn’t seem to be getting worse.”||pfizer vaccine||Blurred vision, Burn, Headache, Pain|
|Despite all the collateral effects I had on my cardiovascular health first. Being positive now it’s true I was vaccinated, but I got no fever and I’m mostly fine. Last summer post Moderna vaccine I had to check my heart rate cause it was spiking up, my period and my weight||moderna vaccine||Fever|
|I am unvaxxed. Had covid a year ago. It lasted for less than a week because my doctor got me HCQ and Ivermectin, milder than any cold Ive had and havent had a problem since. BEST DECISION IN MY LIFE WAS NOT GETTING VAXXED||ivermectin||Coldness, Cold|
|I took 1 Ivermectin dose bi weekly. Family had covid. I got a sore throat tested +. Took another dose. Played tennis the next day. One day and done.||ivermectin||Sore throat|
|I hate shots so I just got the one J&J vaccine about 15 months ago. Have covid now and temp is 104. Throat feels worse than strep. Waking up drenched in sweat. If this shit’s here to stay, I don’t think I can deal with this level of sickness again and again. I’m 37||johnson and johnson vaccine||Sickness, Sweating|
|1/ 9yr old little girl dead from the jab. Death after 2-3 days of stomach ache, sore throat and chest pain; two weeks after receiving the vaccination
But it’s just a coincidence…. #WakeUpAmerica
|pfizer vaccine||Ache, Chest pain, Pain, Sore throat, Stomach ache|
|Took my 4th dose of the Pfizer vaccine yesterday. Started having fever, chills and a headache today, ugh. This episode of post vaccine symptoms seems to be my most significant yet out of 4 doses.||pfizer vaccine||Chills, Fever, Fever chills, Headache|
|Informed that Pfizer vaccine could result in frozen shoulder. So I f**king earned that kendo kyu grading with excruciating shoulder pain <U+26A1><U+FE0F>Now this to conquer this Covid-induced asthma.||pfizer vaccine||Asthma, Frozen shoulder, Pain, Shoulder pain|
|I think I told this story once but I’ll tell it again: I got the j&j vaccine. One of the scariest experiences of my life, I felt like I was going to die, I was shaking in my bed and it wasn’t from being cold. I woke up with a 100 degree fever, I then turned on the news to see…||johnson and johnson vaccine||Coldness, Cold, Fever, Shaking|
|22 hours post 2nd booster moderna vaccine updates: the fatigue faded but here im being a couch potato with a bowl porridge and noodle soup <U+0001F35C> (this is the most bold side effects on me bcs from 1st – 3rd shot ive never felt side effects that affect my mobility)||moderna vaccine||Fatigue|
|My life and health were saved by three doses of the Pfizer vaccine. Thank you Pfizer scientists for saving my life! But I had a very painful autoimmune reaction to the covid spike protein, especially the first vaccine. I had no side effects after being infected. 1/2||pfizer vaccine||Infection, Pain|
|I lasted 5 days in the house taking care of my Covid infected family before I finally starting feeling sick yesterday morning. Woke up in the night with a 103.7 temp shivering and sweaty. Apparently an unmarked van is coming to give me monoclonal antibodies??
|monoclonal antibodies||Feeling sick, Infection, Shivers, Shivering, Sickness|
|-got CRS-2 months after. Not a variant but COVID SARS2 and I’ve never been that sick in my life! I didn’t feel right 2 mths after and my dr said I had long COVID and gave me hydroxychloroquine, and it knocked it right out of me! He asked me how come I didn’t see him when I had-||hydroxychloroquine||Sickness|
|I had no vax, no boosters, had covid, felt like a sinus infection, doctor prescribed ivermectin, felt better in 24 hrs. Tested neg. Within 10 days.||ivermectin||Infection, Sinus infection, Sinusitis|
|In January I came down with Covid even after having taken the necessary precautions, thanks to my idiot, ivermectin sucking, previous employer. I was the most sick I have ever been in a while, and I am sure that if I hadn’t been vaxxed, I would’ve been hospitalized.||ivermectin||Sickness|
This classifier was trained on a set of tweets manually reviewed and tagged. The classifier was trained using GloVe, a pretrained word embedding layer.
Webpage created in R version 4.1.0 (2021-05-18) and R Studio (Version 1.4.1717) using the following packages: plotly, kableExtra, formattable, treemap, and wordpressr.
- C. Sievert. Interactive Web-Based Data Visualization with R, plotly, and shiny. Chapman and Hall/CRC Florida, 2020.
- Hao Zhu (2021). kableExtra: Construct Complex Table with ‘kable’ and Pipe Syntax. R package version 1.3.4.
- Kun Ren and Kenton Russell (2021). formattable: Create ‘Formattable’ Data Structures. R package version 0.2.1.
- Martijn Tennekes (2021). treemap: Treemap Visualization. R package version 2.4-3.
- Simit Patel (2021). wordpressr: An API Wrapper for WordPress Site APIs. R package version 0.1.0.
- WHO COVID-19 Dashboard. Geneva: World Health Organization, 2020. Available online: https://covid19.who.int/ (last cited: Aug 18, 2022).
- Hutto, C.J. & Gilbert, E.E. (2014). VADER: A Parsimonious Rule-based Model for Sentiment Analysis of Social Media Text. Eighth International Conference on Weblogs and Social Media (ICWSM-14). Ann Arbor, MI, June 2014.