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Table 4 Patient data, with each patient group divided in two subgroups, based on whether patients were transfused in the operating room or not

From: Intra-operative intravenous fluid restriction reduces perioperative red blood cell transfusion in elective cardiac surgery, especially in transfusion-prone patients: a prospective, randomized controlled trial

Variable

Group A (fluid restriction)

Group B (liberal fluid administration)

 

Transfused (19 pts)

Not transfused (81 pts)

Transfused (62 pts)

Not transfused (30 pts)

Age (yr)

70.4 ± 4.76

65.0 ± 8.15

65.5 ± 7.42 ##

63.4 ± 9.59

Females, n (%)

8 (47.0%)

9 (52.9%)

14 (87.5%) ◇◇

2 (12.5%)

Weight (kg)

72.9 ± 12.12

78.2 ± 11.24

74.5 ± 9.30

77.4 ± 12.81

Height (cm)

160.3 ± 5.63

168.6 ± 7.38

166.5 ± 7.98 ◇

171.0 ± 6.40

BMI

28.4 ± 4.77

27.4 ± 3.17

26.8 ± 2.83

26.4 ± 3.59

BSA (m2)

1.73 ± 0.14

1.87 ± 0.17

1.81 ± 0.15 #

1.88 ± 0.17

Preop. Hct (%)

38.4 ± 2.86

40.6 ± 4.62

39.9 ± 3.77

41.9 ± 3.79

  1. # p < 0.05, ## p < 0.01, ◇ p < 0.001, ◇◇ p < 0.0001, when comparing transfused Group A patients vs. Transfused Group B patients.