Factors affecting duration of stay in the intensive care unit after coronary artery bypass surgery and its impact on in-hospital mortality: a retrospective study

Table 2 Distribution of Participants by intra and post-operative Characteristics

Variables		3 Nights or less stay in CICU	(%)	More than 3 nights stay in CICU	(%)	P-value
Pump time	Pump Time < 120 min	640	73.6	229	26.4	869	0.649
	Pump Time > 120 min	120	75.5	39	24.5	157
	Total	760	73.9	268	26.1	1028
Aorta cross- clamp	Aorta. Clamp < 90 min	709	73.9	250	26.1	959	0.910
	Aorta. Clamp > 90 min	55	73.3	20	26.7	75
	Total	764	73.9	270	26.1	1034
Intra-operative blood transfusion	No	184	66.4	93	33.6	277	0.001
	Yes	590	76.6	180	23.4	770
	Total	774	73.9	273	26.1	1047
Re-exploration	No	703	74.3	243	25.7	946	0.591
	Yes	66	71.7	26	28.3	92
	Total	769	74.1	269	25.9	1038
Prolonged inotropic support	less than 12 hs	485	77.1	144	22.9	629	< 0.001
	12–24 hs	104	71.7	41	28.3	145
	24–36 hs	44	77.2	13	22.8	57
	36–48	89	80.2	22	19.8	111
	48–72	41	71.9	16	28.1	57
	More than 72 hs	2	5.4	35	94.6	37
	Total	765	73.8	271	26.2	1036
Ventilation duration	Vent. Duration < 12Hrs	624	80.7	149	19.3	773	< 0.001
	Vent. Duration > 12Hrs	147	55.9	116	44.1	263
	Total	771	74.4	265	25.6	1036
Postoperative AKI	No	740	76.7	225	23.3	965	< 0.001
	Yes	53	51.0	51	49.0	104
	Total	793	74.2	276	25.8	1069
Pneumonia/sepsis	No	775	77.2	229	22.8	1004	< 0.001
	Yes	6	11.8	45	88.2	51
	Total	783	74.1	274	25.9	1057
Postoperative stroke/TIA	No	781	74.7	265	25.3	1046	0.001
	Yes	3	30.0	7	70.0	10
	Total	784	74.2	272	25.8	1056
Sternal infection	No	764	74.8	258	25.2	1022	0.002
	Yes	18	51.4	17	48.6	35
	Total	782	74.0	275	26.0	1057
Post-operative AF	No	736	90.2	80	9.8	816	< 0.001
	Yes	54	21.7	195	78.3	249
	Total	790	74.2	275	25.8%	1065

CICU cardiac intensive care unit, TIA transient ischemic attack, AF Atrial fibrillation, AKI Acute kidney injury

ISSN: 1749-8090