Table 1: Statistics of inflammatory bowel diseases dataset.

	Train	Validation	Test	Total
# of patients
All	104	52	52	208
sMARIA = 0	14	7	7	28
sMARIA ∈ (0, 8)	53	26	26	105
sMARIA ≥ 8	37	19	19	75
# of slices	8038	4474	4030	16542
Avg. # of boxes
All	38.1	33.1	40.8	37.5
sMARIA = 0	0	0	0	0
sMARIA ∈ (0, 8)	26.3	25.7	37.7	29.0
sMARIA ≥ 8	69.5	55.4	60.1	63.5