Table 1 Comparison between MRSA and MSSA isolates regarding characteristics of patients, biofilm production ability and antibiotic resistance
Factors | MRSAa, N (%) | MSSAb, N (%) | P-valuec |
|---|---|---|---|
Age | |||
0–25 | 3 (12.5) | 33 (27.0) | 0.33 |
26–50 | 9 (37.5) | 35 (28.7) | |
51–84 | 12 (50.0) | 54 (44.3) | |
Sex | |||
Male | 13 (54.2) | 51 (41.8) | 0.08 |
Female | 11 (45.8) | 71 (58.2) | |
Clinical specimens | |||
Burn wound | 15 (62.4) | 41 (33.6) | 0.12 |
Diabetic wound | 0 (0.0) | 5 (4.1) | |
Traumatic wounds | 0 (0.0) | 6 (4.9) | |
Eye | 6 (25.0) | 43 (35.2) | |
Urine | 0 (0.0) | 9 (7.4) | |
Blood | 1 (4.2) | 2 (1.7) | |
Brain abscess | 1 (4.2) | 4 (3.3) | |
Respiratory tract | 1 (4.2) | 10 (8.2) | |
Other | – | 2 (1.6) | |
Hospitals | |||
Kashan | 0.001 | ||
Shahid Beheshti | 3 (12.5) | 49 (40.2) | |
Isfahan | |||
Imam Musa Kazem (Burns hospital) | 15(62.5) | 41(33.6) | |
Al-Zahra | 2(8.3) | 29(23.7) | |
Amin | 4(16.7) | 3(2.5) | |
Wards | |||
Burns | 15(62.5) | 41(33.6) | 0.09 |
Infectious diseases | – | 14(11.5) | |
Emergency | 7(29.2) | 47(38.5) | |
ICUd | 2(8.3) | 11(9.0) | |
Outpatients | – | 9(7.4) | |
Biofilm production ability | |||
Strong | 21 (87.5) | 90 (73.7) | 0.43 |
Moderate | 1 (4.2) | 5 (4.1) | |
Weak | 1 (4.2) | 18 (14.8) | |
Non-biofilm producers | 1 (4.2) | 9 (7.4) | |
Antibiotic resistance | |||
MDRe | 20 (83.3) | 32 (26.2) | 0.001 |
Non-MDR | 4 (16.7) | 90 (73.8) | |
Total | 24 | 122 | |