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10 October 2023: Lab/In Vitro Research

Diagnostic Value of Synovial Fluid Biomarkers for Periprosthetic Joint Infection: A Prospective, Double-blind Trial

Ying Xu 123BCDE , Xueting Ma 4BCD , Haoran Guo 135CF , Hairong Tang 1BF , Jiayu Liu 1CD , Chengbin Wang 123AG* , Chi Wang 13ADF*

DOI: 10.12659/MSM.940842

Med Sci Monit 2023; 29:e940842

Table 1 General clinical information of enrolled patients.

CharacteristicPJI group (n=39)non-PJI group (n=43)Test statisticsP
Age, years [χ̄x±s]66.45±7.0763.40±9.67t=1.6340.106*
Gender [n (%)]
 Male19 (48.72)23 (53.49)χ=0.1860.666#
 Female20 (51.28)20 (46.51)
Joint [n (%)]
 Knee25 (64.10)28 (65.12)χ=0.0090.924#
 Hip14 (35.90)15 (34.88)
BMI [χ̄x±s]25.62±3.8826.21±3.02t=−0.7050.484*
Sinus tract [n (%)]4 (10.26)0 (0.00)0.047#
Postoperative onset time, months [Median (Q1, Q3)]8.00 (2.00,54.00)38.50 (10.25,84.00)Z=−2.2390.025**
PJI – periprosthetic joint infection; Q1 – the first quartile; Q3 – the third quartile; BMI – body mass index.
* test;
** Mann-Whitney U test;
# Chi-square test.

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Medical Science Monitor eISSN: 1643-3750
Medical Science Monitor eISSN: 1643-3750