This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Medicine
CURB 65 criteria include all except 
Select and explain. 
A. Age more than or equal to 65, B. RR more than 30/min, C. Systolic BP more than 90mmHg, D. BUN level more than 7mmol/L
C: Systolic BP more than 90mmHg
Answer: C: Systolic BP more than 90mmHg 
Explanation: Image ref Davidsons 23e p563