Efficacy and safety of sirolimus in the treatment of gastrointestinal angiodysplasias

Table 1 Clinical effectiveness scoring system for sirolimus treatment

Score	0	1	2	3	4
Bleeding episode	0	1	2-3	4-6	> 6
Duration of bleeding (days)	0	≤ 7	8-30	31-60	> 60
Hb (g/L)	≥ 120	90-120	60-90	30-60	< 30
Blood transfusion (mL)	0	≤ 200	200-400	400-800	> 800
Severity of dizziness and fatigue	None	Mild, does not affect work or daily life	Moderate, partially affects work and daily life	Severe, significantly affects work and daily life	Incapacitating, unable to perform daily work and life activities, requires symptomatic treatment
Duration of dizziness and fatigue (days)	0	≤ 15	15-30	30-45	> 45

Hb: Hemoglobin.