For all the female patient age 50 and above, who has abnormal red blood cell count. State if they were admitted to hospital.
female patient refers to Sex = 'F'; age 50 and above = SUBTRACT(year(current_timestamp), year(Birthday)) > = 50; abnormal red blood cell count refers to RBC < = 3.5 or RBC > = 6.0; Admission = '+' means the patient was admitted to the hospital; Admission = '-' means the patient was not admitted to the hospital;
SELECT DISTINCT T1.ID, T1.Admission FROM Patient AS T1 INNER JOIN Laboratory AS T2 ON T1.ID = T2.ID WHERE T1.SEX = 'F' AND (T2.RBC <= 3.5 OR T2.RBC >= 6.0) AND STRFTIME('%Y', CURRENT_TIMESTAMP) - STRFTIME('%Y', T1.Birthday) >= 50