Evaluation of risk factors for a fulminant Clostridium difficile infection after cardiac surgery: a single-center, retrospective cohort study

Table 4 Postoperative Outcomes

Variable	CD positive n = 1256		Bland CDI n = 1103		Fulminant CDI n = 153		p-Value
Variable	Mean	SD	Mean	SD	Mean	SD	p-Value
RBC, units	8.0	14.1	6.44	11.9	19.2	21.6	< 0.001
FFP, units	5.3	13.2	3.8	10.0	16.3	24.2	< 0.001
Platelets, units	1.2	3.8	0.9	3.4	3.4	5.6	< 0.001
Ventilation time up to first extubation, h	81.6	225.3	66.3	187.1	187.0	383.8	< 0.001
Total ventilation time, h	181.4	359.7	1384	289.8	477.6	585.6	< 0.001
Total LOS ICU, h	282.3	430.9	234.7	364.5	586.9	647.4	< 0.001
Total LOS IMCU, h	202.8	380.5	188.5	372.5	319.6	424.6	0.002
	n	%	n	%	n	%
Post-operative any mechanical circulatory assist device	80	6.4	51	4.6	29	19.0	< 0.001
Post-operative dialysis	301	24.0	221	20.0	80	52.3	< 0.001
Re-intubation	370	29.5	286	25.9	84	54.9	< 0.001
Tracheostomy	197	15.7	135	12.2	62	40.5	< 0.001
Re-thoracotomy	169	13.5	146	13.2	23	15.0	< 0.001
Post-operative neurological dysfunction	948	75.5	817	74.1	131	85.6	0.002
> 8 units RBC	750	59.7	616	55.8	134	87.6	< 0.001
> 5 units FFP	477	38.0	366	33.2	111	72.5	< 0.001
> 2 units platelets	144	11.5	98	8.9	46	30.1	< 0.001

Abbreviations: FFP Fresh-frozen plasma, ICU Intensive care unit, IMCU Intermediate care unit, LOS Length of surgery, RBC Red blood cells

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