Table 5 Relationship between blood transfusion and postoperative complications

Sepsis

3254 (3.2%)

1137 (7.6%)

<0.001

1.225

1.130–1.329

<0.001

Acute myocardial infarction

435 (0.4%)

211 (1.4%)

<0.001

1.792

1.497–2.146

<0.001

Deep vein thrombosis

583 (0.6%)

267 (1.8%)

<0.001

1.785

1.523–2.094

<0.001

Convulsion

349 (0.3%)

80 (0.5%)

<0.001

1.453

1.131–1.869

0.004

Pulmonary embolism

321 (0.3%)

128 (0.9%)

<0.001

1.550

1.239–1.939

<0.001

Gastrointestinal bleeding

134 (0.1%)

115 (0.8%)

<0.001

3.130

2.389–4.099

<0.001

Heart failure

3369 (3.4%)

1263 (8.5%)

<0.001

1.990

1.853–2.137

<0.001

Renal insufficiency

23 (0.0%)

17 (0.1%)

<0.001

3.175

1.647–6.122

0.001

Pneumonia

711 (0.7%)

374 (2.5%)

<0.001

1.666

1.447–1.918

<0.001

Respiratory disease

281 (0.3%)

91 (0.6%)

<0.001

1.339

1.039–1.726

0.024

Urinary tract infection

2635 (2.6%)

1097 (7.4%)

<0.001

2.093

1.937–2.261

<0.001

Acute renal failure

5179 (5.2%)

2241 (5%)

<0.001

2.333

2.199–2.475

<0.001

Postoperative delirium

746 (0.7%)

319(2.1%)

<0.001

1.853

1.608–2.135

<0.001

Surgical complications

Wound infection

740 (0.7%)

243 (1.6%)

<0.001

1.572

1.346–1.835

<0.001

Lower limb nerve injury

2011 (2.0%)

507 (3.4%)

<0.001

1.672

1.511–1.850

<0.001

Hemorrhage/seroma/hematota

1416 (1.4%)

582 (3.9%)

<0.001

2.360

2.130–2.616

<0.001

Wound rupture/non healing

2036 (2.0%)

553 (3.7%)

<0.001

1.442

1.303–1.595

<0.001