Risk score to predict gastrointestinal bleeding after acute ischemic stroke

BMC Gastroenterology

Table 3 The point scoring system of the AIS-GIB score

Items	Score	Point total	Estimate of risk (%)*
Age group		0	0.3
≤ 59	0	1	0.4
60-69	1	2	0.6
70-79	1	3	1.0
≥80	2	4	1.5
Gender		5	2.4
Female	0	6	3.7
Male	1	7	5.7
Medical history		8	8.7
Hypertension	1	9	13.0
Hepatic cirrhosis	3	10	19.0
Peptic ulcer or previous GIB	3	11	26.8
Pre-stroke disability (mRS ≥ 3)	2	12	36.5
Admission NIHSS score		13	47.4
0-4	0	14	58.6
5-9	1	15	68.9
10-14	2	16	77.7
≥15	3	17	84.5
Admission GCS score		18	89.5
15	0
13-14	0
9-12	1
3-8	1
OCSP subtype
Lacunar infarction (LACI)	0
Partial anterior circulation infarct (PACI)	0
Total anterior circulation infarct (TACI)	1
Posterior circulation infarct (POCI)	2

*The total point score gives the predicted risk of GIB after AIS according to the following Equation: Risk of GIB after AIS = 1/(1 + EXP [5.953 ‒ 0.45(Total AIS ‒ GIB score)]).

ISSN: 1471-230X