Table 2: Epidemiological characteristics of patients.

Patient Age Sex Joint Culture
1st Stage 		Culture
2nd Stage 		Group
1 73 Male Hip Pseudomonas aeruginosa + Micrococcus sp Negative Healed
2 72 Male Knee Enterobacter cloacae+ Strenotrophomona+ Acinetobacter baumanii Negative Healed
3 63 Female Knee MRSA MRSE+ Enterococcus faecalis Positive
4 73 Female Knee MSSE MSSE Contaminated
5 82 Female Hip Staphylococcus hominis Negative Healed
6 79 Female Knee Enterobacter agglomerans Negative Healed
7 78 Female Hip E.coli ESBL+ Micrococcus sp Negative Healed
8 70 Female Hip MRSE Negative Healed
9 73 Female Knee MSSA MSSE Contaminated
10 68 Female Knee MRSE MRSE Positive
11 57 Female Knee Klebsiella pneumoniae+ MSSE+ Corynebacterium difteriae Klebsiella pneumoniae Positive
12 59 Female Hip Candida parapsilosis Negative Healed
13 77 Male Hip MSSE Negative Healed
14 78 Female Hip Enterobacter aerogenes ESBL+ MSSE Negative Healed
15 78 Female Hip MRSE Negative Healed
16 78 Male Hip MSSA MSSE Contaminated
17 81 Female Knee MSSA MRSE Positive
18 62 Female Knee Candida parapsilosis+ Streptococcus agalactiae+ Corynebacterium MRSE Positive
19 71 Female Knee Enterococcus faecium Negative Healed
20 79 Female Knee Pseudomonas aeruginosa Negative Healed
21 66 Female Hip MRSE MSSE Contaminated
22 73 Female Knee MRSA+ Bacillus sp MSSE+ Staphylococcus auricularis Positive
23 77 Female Knee MRSA MRSA Positive
24 74 Male Knee MSSE Negative Healed
25 47 Female Hip MRSA MSSE Contaminated
26 57 Female Knee MRSE MRSE Positive
27 84 Male Hip Escherichia coli ESBL+ MRSE Negative Healed
28 79 Female Hip MSSA+ Klebsiella pneumoniae ESBL Corynebacterium difteriae Contaminated
29 79 Female Knee MSSE Negative Healed
30 77 Female Knee Enterobacter cloacae+ Streptococcus agalactiae+ Providencia stuartii Enterococcus faecium Positive
31 65 Male Knee Staphylococcus warnerii S. coagulasa negative Contaminated
32 76 Male Hip MSSA Negative Healed
33 50 Male Knee MRSA+ Escherichia Coli+ Peptostreptococcus magnus+ Bacteroides fragilis Negative Healed
34 75 Male Knee MSSA MSSE Contaminated
35 76 Male Knee MSSA MSSA Positive
36 62 Male Hip Streptococcus agalactiae Negative Healed
37 74 Male Knee MRSE+ Serratia marcescens Negative Healed
38 71 Female Knee Klebsiella pneumoniae Negative Healed
39 57 Female Knee MRSE+ atypical Mycobacterium MRSE+ Cutibacterium Contaminated
40 61 Female Knee MSSA+ Staphylococcus lugdonensis MRSE Contaminated
41 75 Female Knee Cutibacterium acnes+ Enterococcus faecium Negative Healed
42 78 Female Hip Pseudomonas aeruginosa Negative Healed
43 69 Female Hip MRSE Escherichia coli Contaminated
44 64 Female Knee MSSE MSSE Positive
45 71 Female Hip MSSE Negative Healed
46 79 Female Hip MSSE Negative Healed
47 66 Male Hip MSSA Negative Healed
48 70 Female Hip Pseudomonas aeruginosa Streptococcus agalactiae Contaminated
49 72 Female Knee Serratia marcescens Negative Healed
50 56 Male Hip MRSE MSSE Contaminated
51 75 Male Knee MRSA Negative Healed
52 77 Female Knee MSSE MRSE Positive
53 81 Female Knee Pseudomonas aeruginosa+ Enterobacter cloacae+ MRSE+ Micrococcus sp MRSE Positive
54 77 Female Knee MSSA Negative Healed
55 63 Male Hip MRSE MRSE Positive

ESBL: Extended-spectrum beta-lactamase
MS: methicillin-sensitive; MR: methicillin-resistant
SE: Staphylococcus epidermidis; SA: Staphylococcus aureus