Comparison of New Technology Integrated and Nonintegrated Arterial Filters Used in Cardiopulmonary Bypass Surgery: A Randomized, Prospective, and Single Blind Study

Table 2

Perioperative and postoperative variables of the study groups.

	Group NI (𝑛=18)	Group I (𝑛=18)	P value
Perioperative variables
Number of bypass grafts	2.7±1.1	3.3±1.0	𝑃>0.05
Cross-clamp time (min)	46.6±15.8	46.4±14.1	𝑃>0.05
CPB time (min)	94.2±30.9	93.6±21.0	𝑃>0.05
Primary volume (mL)	1650	1450	P <0.001
Intraoperative Htc	22.1±1.5	23.5±1.1	P <0.01
Hypothermia (°C)	29.9±1.8	30.7±1.8	𝑃>0.05
Red cell transfusion (units)	2.44±1.09	1.72±0.67	𝑃<0.01
Postoperative variables
Total drainage (mL)	597.2±250.6	456.9±175.7	𝑃>0.05
Extubation time (hours)	8.9±1.9	11.7±8.8	𝑃>0.05
Intensive care unit stay (days)	1.5±0.6	2.3±0.9	P <0.05
Hospital stay (days)	8.8±4.3	9.5±2.9	𝑃>0.05
Inotropic therapy	4/18	4/18	𝑃>0.05

Htc: hematocrit; CPB: cardiopulmonary bypass.