Table 1.

Preendoscopic Rockall score, Glasgow–Blatchford score, AIMS65 score, and ABC score

Risk system	Risk factor		Score
pRS	Age (yr)	<60	0
		60–79	1
		≥ 80	2
	Shock	HR >100 bpm	1
		SBP <100 mmHg	2
	Comorbidity	IHD, CHF, any major comorbidity renal failure, liver failure	2
		metastatic malignancy	3
GBS	BUN (mmol/L)	≥ 6.5 < 8.0	2
		≥ 8.0 < 10.0	3
		10.0–24.9	4
		≥ 25.0	6
	HGB (g/dL) for men	≥ 12 < 13	1
		≥ 10 < 12	3
		<10	6
	HGB (g/dL) for women	≥ 10 to <12	1
		<10	6
	SBP (mmHg)	100–109	1
		90–99	2
		<90	3
	Other factors	Pulse ≥ 100 bpm	1
		Melena	1
		Syncope	2
		Liver disease or Heart failure	2
AIMS65	Albumin (g/L)	<30	1
	INR	>1.5	1
	Mental status	Altered	1
	SBP (mmHg)	<90	1
	Age (yr)	>65	1
ABC	Age (yr)	60–74	1
		≥ 75	2
	Blood test	Urea >10 mmol/L	1
		Albumin <30 g/L	2
		Creatinine 100–150 μmol/L	1
		Creatinine >150 μmol/L	2
	Comorbidity	Altered mental status	2
		Liver cirrhosis	2
		Disseminated malignancy	4
		ASA score 3	1
		ASA score ≥ 4	3

pRS: preendoscopic Rockall risk score; GBS: Glasgow–Blatchford score; AIMS65: AIMS65 score; ABC: ABC score; BUN: blood urea nitrogen; SBP: systolic blood pressure; HR: heart rate; HGB: hemoglobin; IHD: ischemic heart disease; CHF: congestive heart failure; INR: international normalized ratio; ASA: American Society of Anaesthesiologists.