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Table 1 Each evaluation was compared between patients with and without knee effusion at the operating room before the surgery

From: Pseudogout at the knee joint will frequently occur after hip fracture and lead to the knee pain in the early postoperative period

Evaluation

Effusion + ( N  = 30)

Effusion − ( N  = 70)

P value a

Age

84.1 ± 8.0

81.2 ± 8.0

0.08

Sex (female/male)

24/6

50/20

0.52

Laterality (left/right)

18/12

43/27

0.89

Type (intertrochanteric/subcapital)

23/7

37/33

0.04*

Severity (unstable/stable)

24/6

58/12

0.95

Radiographic knee OA (+/−)

21/9

21/49

0.00047*

Calcification on plain radiograph (+/−)

22/8

2/68

<0.00001*

Knee pain in the first gait (+/−)

19/11

9/61

<0.00001*

Knee pain at the latest follow-up (+/−)

6/24

2/68

0.0085*

  1. *Statistical significance (p < 0.05).
  2. aValues obtained using Mann–Whitney U-test or chi-square test (Fisher’s exact test).
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X