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Table 2 Comparison of operating time and blood loss between the two groups

From: The efficiency of patient-specific instrumentation and technological assistance in cementless total hip arthroplasty via the direct anterior approach

 

PSI*

Conventional

p value

 

n = 100

n = 100

 

Operating time

   

Minutes, mean (range)

31,9 (18–103)

47,5 (25–109)

< 0,001

Blood loss

   

Millilitres, mean (range)

319 (100–1000)

407 (100–1400)

0,017

  1. * PSI = patient-specific instrumentation
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