TABLE 4.

Primary endpoint (intention-to-treat and as-treated populations).

	JBT group	JWT group	Difference (95% CI)*	P-value
Intention-to-treat population
Overall population	N = 143	N = 141
Side branch occlusion	9.1% (13)	19.9% (28)	–9.2% (–14.1%, –0.1%)	0.02
TIMI flow grade decrease	6.3% (9)	15.6% (22)	–8.3% (–12.0%, –0.6%)	0.02
Absence of blood flow	2.8% (4)	4.3% (6)	–0.6% (–3.1%, 7.1%)	0.53
As-treated set
Overall population	N = 140	N = 138
Side branch occlusion	8.6% (12)	21.0% (29)	–12.0% (–16.0%, –4.7%)	0.004
TIMI flow grade decrease	6.4% (9)	15.9% (22)	–6.8% (–11.1%, –1.3%)	0.01
Absence of blood flow	2.1% (3)	5.1% (7)	–1.8% (–4.0%, 5.0%)	0.20

Values are% (n). The Student’s t-test with center adjustment was used for comparison between groups. *The value is the difference between intentional strategy group and conventional strategy group. Abbreviations as in Table 2.