Risk of infection in primary, elective total hip arthroplasty with direct anterior approach or lateral transgluteal approach: a prospective cohort study of 1104 hips

Table 3 Patient characteristics, microorganisms, type of infection and surgical treatment of all episodes with PJI

UPI	Age	Gender	BMI	ASA	Approach	Microorganisms	Type of PJI^a	Time after implantation [d]	Treatment
874	83	male	34.3	3	DAA	S. epidermidis, Proteus mirabilis	1	13	DAIR
873	73	female	33.9	2	DAA	S. epidermidis, Morganella morganii Klebsiella pneumoniae, Pseudomonas aeruginosa, E. coli	1	15	DAIR
1028	56	male	32.4	2	DAA	S. aureus	1	15	DAIR
987	77	male	33.8	3	DAA	S. epidermidis, S. haemolyticus, Aerococcus sp., Acinebacter sp.	1	18	DAIR
812	66	male	29.0	3	DAA	S. epidermidis	1	20	DAIR
709	68	female	37.7	2	DAA	S. epidermidis	1	21	DAIR
932	88	male	26.0	3	DAA	S. aureus, Citrobacter freundii	1	28	DAIR
978	71	female	36.8	3	DAA	S. epidermidis	1	30	DAIR
840	76	female	37.8	3	DAA	S. epidermidis, Gr.B Streptococcus, Morganella morganii	3	50	DAIR
532	83	female	32.9	3	DAA	Gr.G Streptoccus	2	107	DAIR
572	75	female	26.2	3	DAA	CNS, Propionibacterium acnes	3	129	1-stage exchange
1236	73	female	27.3	2	DAA	S. lugdunensis	2	160	DAIR
440	72	female	36.3	2	DAA	CNS, S. epidermidis, Enterococcus faecalis, Propionibacterium sp.	3	347	2-stage exchange
1162	47	female	19.1	2	DAA	S. aureus	3	386	1-stage exchange
835	83	male	29.6	2	DAA	Finegoldia magna	3	416	2-stage exchange
717	74	male	27.1	1	DAA	Streptococcus sanguinis	3	1431	1-stage exchange
883	63	female	45.6	2	LAT	S. epidermidis, Enterococcus faecalis, S. warneri	1	17	DAIR
599	84	male	33.3	3	LAT	S. epidermidis, Bacillus sp.	1	17	DAIR
109	73	female	29.0	2	LAT	CNS	1	17	DAIR
1121	64	male	36.6	2	LAT	Actinomyces sp.	3	46	DAIR
1100	65	male	40.3	3	LAT	Streptococcus sp.	2	238	DAIR
453	81	male	28.3	3	LAT	CNS	3	306	1-stage exchange
84	74	male	27.7	1	LAT	CNS	3	1124	1-stage exchange

Abbreviations: ^a1: acute postoperative PJI, 2: acute hematogenous PJI, 3: chronic PJI, DAIR debridement and retention including exchange of mobile parts, PJI periprosthetic joint infection, BMI body mass index, ASA American Society of Anesthesiologist score, UPI unique patient identification number, CNS coagulase negative staphylococci

ISSN: 1471-2474