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Table 6 Baseline characteristics prior to hospitalization for 35 patients (with MRSA) and 452 controls (without MRSA)

From: A prospective surveillance study for multidrug-resistant bacteria colonization in hospitalized patients at a Thai University Hospital

Baseline characteristics MRSA (n = 35) No MRSA (n = 452) p-value
Mean age ± SD (years) 66.7 ± 20.1 61.3 ± 17.6 0.09
Male gender 22 (62.9%) 244 (54.0%) 0.31
Previous hospitalization 23 (65.7%) 188 (41.6%) 0.006
Transfer status
 From other hospital 5 (14.3%) 52 (11.3%) 0.59
 From a long-term care facility 0 6 (1.3%) 1.00
Underlying diseases
Any underlying disease 31 (88.6%) 389 (86.1%) 0.68
Hypertension 22 (62.9%) 268 (59.3%) 0.68
Diabetes mellitus 13 (37.1%) 172 (38.1%) 0.92
Cardiovascular disease 12 (34.3%) 121 (26.8%) 0.34
Cerebrovascular disease 15 (42.9%) 82 (18.1%) < 0.001
Chronic liver disease 5 (14.3%) 83 (18.4%) 0.55
Chronic renal disease 3 (8.6%) 61 (13.4%) 0.60
Chronic lung disease 5 (14.3%) 58 (12.8%) 0.79
Malignancy 6 (17.1%) 81 (17.9%) 0.91
Solid malignancy 5 (14.3%) 70 (15.5%) 0.85
Hematologic malignancy 1 (2.9%) 11 (2.4%) 0.60
Hematologic diseases 3 (8.6%) 44 (9.7%) 1.00
Prior organ transplantation 0 7 (1.6%) 1.00
Receipt of any immunosuppressive agent 4 (11.4%) 55 (12.2%) 1.00
HIV infection 1 (2.9%) 15 (3.3%) 1.00
Previous antibiotic exposure within 90 days after hospitalization
 Any antibiotic 19 (54.3%) 129 (28.5%) 0.001
 Penicillins 2 (5.7%) 17 (3.8%) 0.64
 Cephalosporins 6 (17.1%) 54 (12.0%) 0.37
 Carbapenems 6 (17.1%) 27 (6.0%) 0.01
 Beta-lactam/beta-lactamase inhibitor 5 (14.3%) 22 (4.9%) 0.02
 Fluoroquinolones 9 (25.7%) 37 (8.2%) 0.001
 Macrolides 2 (5.7%) 17 (3.8%) 0.64
 Others 5 (14.3%) 37 (8.2%) 0.22
Previous use of indwelling catheters
 Urinary catheter 13 (37.1%) 32 (7.1%) < 0.001
 Nasogastric tube 13 (37.1%) 60 (13.3%) < 0.001