Table V.

Six cases of recurrence infection.

Case	Group	Age, yrs /sex	Diagnosis	BMI, kg/m²	CRP, mg/l	ESR, mm/h	Synovial fluid			Microorganisms (detected in stage I resection surgery)	Pathogenic microorganisms (recurrence)	Antibiotic regimen
Case	Group	Age, yrs /sex	Diagnosis	BMI, kg/m²	CRP, mg/l	ESR, mm/h	Traits	SF-WBC, × 10⁶ /l	SF-PMN, %	Microorganisms (detected in stage I resection surgery)	Pathogenic microorganisms (recurrence)	Antibiotic regimen
1	Short course	64/male	Left hip PJI	32.8	90	120	Purulent	8,890	82	Methicillin-resistant Staphylococcus epidermidis	Methicillin-resistant Staphylococcus epidermidis	Vancomycin + Linezolid
2	Short course	63/male	Left knee PJI	29.6	66	112	Purulent	6,005	81	Staphylococcus haemolyticus	Staphylococcus haemolyticus	Cefuroxime
3	Short course	53/male	Right hip PJI	31.5	6	71	Purulent	6,766	71	Methicillin-resistant Staphylococcus epidermidis	Methicillin-resistant Staphylococcus epidermidis	Vancomycin + Levofloxacin
4	Long course	72/male	Right hip PJI	19.33	51	120	Purulent	143,270	91	Staphylococcus aureus	Staphylococcus aureus	Vancomycin + Moxifloxacin
5	Long course	63/female	Right knee PJI	26.5	9	45	Purulent	4,394	91	Klebsiella pneumoniae	Klebsiella pneumoniae	Meropenem + Cefuroxime Sodium
6	Long course	47/male	Left hip PJI	25.04	46	74	Purulent	160	63	Methicillin-resistant Staphylococcus aureus	Methicillin-resistant Staphylococcus aureus	Vancomycin + Cefuroxime

PJI, periprosthetic joint infection; PMN, polymorphonuclear leucocyte; SF, synovial fluid; WBC, white blood cell.