Table 2.

The relationship between optional stenosis rate and each arterial group

Case	Arterial group	Stenosis rate (%)
		Over 50%	Over 40%	Over 20%	Over 10%
1	under 100-μm	76.5	76.5	76.5	76.5
	100 to 300-μm	60.5	68.4	81.6	86.8
	over 300-μm	10.7	35.7	64.3	82.1
2	under 100-μm	13.3	13.3	60.0	86.7
	100 to 300-μm	0.0	21. 1	38.6	64.9
	over 300-μm	0.0	0.0	3.4	6.9
3	under 100-μm	30.3	48.5	84.8	87.9
	100 to 300-μm	38.0	52.0	84.0	88.0
	over 300-μm	0.0	0.0	11.8	23.5
4	under 100-μm	43.8	50.0	62.5	62.5
	100 to 300-μm	57.1	57.1	69.6	73.2
	over 300-μm	25.0	35.7	46.4	50.0
5	under 100-μm	9.4	12.5	12.5	12.5
	100 to 300-μm	19.0	22.4	31.0	34.5
	over 300-μm	0.0	10.7	28.6	28.6
6	under 100-μm	0.0	12.5	50.0	59.4
	100 to 300-μm	9.2	16.9	29.2	38.5
	over 300-μm	0.0	0.0	11.1	22.2

Although all cases more or less showed an increase of the stenosis rate, the degree of change in stenosis rate varied from case to case. In particular, case 1 showed widespread severe stenosis in the pulmonary artery.