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Table 3 Primary and secondary outcomes in both groups

From: Comparative study of suction drainage placement in cementless hip replacement among patients undergoing extended thromboprophylaxis: a prospective randomized study

 

Drainage

No-drainage

p-value

Mean difference (95 % CI)

Hip hematoma size in USG Mean (±SD) (mm)

10.3 (7.8)

9.8 (9)

0.653

0.5 (-2.8 to 3.9)

Hb level on POD 3 Mean (±SD) (mg/dl)

10.9 (5.7)

11.1 (5.6)

0.53

0.2 (-2.1 to 2.5)

CRP level on POD 3 Mean (±SD) (mg/l)

131 (63.6)

147.6 (75.2)

0.33

16.6 (-11.3 to 44.5)

VAS on POD 3 Mean (±SD)

4.9 (2.2)

5.3 (2.3)

0.71

0.4 (-2.3 to 3.1)

Wound exudation on POD 3 (no.)

9

11

0.62

-

Soft tissue hematoma on POD 3 (no.)

8

7

0.78

-

Intraoperative bleeding Mean (±SD) (ml)

1224 (438.2)

1126 (466.2)

0.59

98 (-84.1 to 278.2)

Blood transfusion (no.)

5

5

0.247

-

Infection (no.)

0

2

0.47

-

Deep vein thrombosis (no.)

0

0

-

-

Readmission within 30 days (no.)

0

2

0.49

-

  1. CI confidence interval, CRP C-reactive protein, Hb hemoglobin, POD postoperative, SD standard deviation, USG ultrasonography, VAS Visual Analog Scale