BAP-65elevated blood urea, altered mental status, pulse > 109 beats/min, age > 65(English)AECOPD, BUN, COPD, CURB-65, LOS, MVMnemonic, Mental health, Aging, Clinical chemistry, Cardiologyhttps://doi.org…8/chest.10-3035https://doi.org…1111/resp.14170« BAPBAP-PIQ »