New from USPSTF: current evidence is insufficient to assess the balance of benefits & harms of screening & routine supplementation for iron deficiency & iron deficiency anemia in pregnant persons to prevent adverse maternal & infant health outcomes. ja.ma/4dPtNoj
Systematic review to support a 2024 USPSTF Recommendation Statement summarizes published evidence on the benefits and harms of iron supplementation, and screening for iron deficiency and iron deficiency anemia, during pregnancy. ja.ma/3SWWM1B

1/8 Corticosteroids and COVID19
*Three* RCTs and a new @WHO meta-analysis add to #RECOVERY trial data that corticosteroids reduce mortality in critically ill #COVID19 patients
jamanetwork.com/journals/jama/… 2/8 Corticosteroids & COVID19
i. Low-dose hydrocortisone didn't reduce death, persistent respiratory support at day 21 vs placebo among critically ill patients w #COVID19 and ARF, but the study was stopped early when RECOVERY trial findings were announced
ja.ma/31NqEDf

1/3 Why the US was slow on #COVID19 testing:
1) CDC test kits were inaccurate: results came back negative or inconclusive due to failure of the negative control
ja.ma/39DeyOM
#SARCoV2 #Coronavirus
@drjoshs @scottjbecker @MichelleM_Mello 2/3 Why the US was slow on #COVID19 testing:
2) CDC initially limited testing to a narrow group of people with known #COVID19 exposure
ja.ma/39DeyOM
#SARCoV2 #Coronavirus
@drjoshs @scottjbecker @MichelleM_Mello