Table 5.

Subgroup analysis of occurrence of readmission.

Subgroups	N	HR	95%CI	P value
Total	1938	1.427	(1.027,1.984)	0.034
Male
0	577	0.815	(0.429,1.549)	0.532
1	1361	1.836	(1.248,2.700)	0.002
Vascular occlusion
0	1398	1.358	(0.883,2.089)	0.163
1	540	1.426	(0.835,2.435)	0.194
Multivessel disease
0	165	15.011	(3.484,64.675)	< 0.001
1	1773	1.250	(0.884,1.769)	0.207
CCB/ARB/ACEI
0	757	1.250	(0.667,2.340)	0.486
1	1181	1.533	(1.036,2.270)	0.033
Statins
0	127	1.486	(0.681,3.246)	0.320
1	1811	1.355	(0.943,1.946)	0.100
FPG
< 6.1	1172	1.505	(0.951,2.381)	0.081
6.1–7.0	291	1.585	(0.745,3.371)	0.231
≥ 7.0	475	1.122	(0.601,2.096)	0.718
LDL-C
< 1.8	242	1.846	(0.456,7.466)	0.390
1.8–2.6	682	1.400	(0.558,3.513)	0.473
≥ 2.6	1014	1.878	(1.232,2.861)	0.003