RECOVERY RCT, dexamethasone vs usual care in COVID19 ⬇️28d mortality in pts on O2 (21.5% vs 25%, NNT ~22) or IMV (29% vs 41%, NNT~8)... ?⬆️ for pts w/out O2 1. Preprint*️⃣ 2. No blinding, but hard outcome & meaningful benefit Will likely be adopted, kudos 🇬🇧 for a useful RCT! https://t.co/m5OAYMIvZy