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Table 2 Operation-related parameters

From: An analysis of the “Half-Perc” versus open surgical placement method for a peritoneal dialysis catheter: a non-inferiority cohort study

Operative parameters

“Half-Perc”

Open surgery

P value

Patient (n)

126

114

 

Operative time (mins)

53.2±25.2

86.6±31.4

< 0.0001

Incision length (cm)

3.3±0.9

4.1±0.4

< 0.0001

Bleeding volume (mL)

8.0±5.6

16.0±17.3

< 0.0001

Postoperative pain score

within 24 hours

3.2±2.2

4.5±2.2

0.0021

Use of anesthetic

within 24 hours

13 (11.4%)

21 (16.7%)

0.2429

Success rate of surgery

124 (98.4%)

113 (99.1%)

0.6210

Operative cost

(CN¥)

1709.0±43.4

1728.0±67.3

0.0024

delay in start of PD

[median (interquartile range) days]

3 (2.8-5.0)

5 (3.0-6.3)

< 0.0001