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Table 2 Features of the etiology of infections caused by Staphylococcus aureus

From: Longevity and gender as the risk factors of methicillin-resistant Staphylococcus aureus infections in southern Poland

Characteristics Total (N = 613) MSSA (N = 508) MRSA (N = 105) OR (95%CI) P-value
Age (years) (median, quartiles) 72 (66;79) 75 (67;81) 72 (65;78) N/A 0.0048
Gender: Female 322 (100.0) 214 (82.3) 57 (17.7) 1.4 (0.93–2.16) 0.5909
Male 291 (100.0) 255 (83.5) 48 (16.5)
Step aging n (%) 0,0849
 Young Old 311 (100.0) 267 (85.9) 44 (14.1) 1.5 (1.00–2.35)
 Old Old 272 (100.0) 219 (80.5) 53 (19.5) 0.7 (0.49–1.13)
 Longevity 30 (100.0) 22 (73.3) 8 (26.7) 0.6 (0.24–1.27)
Disease n (%) <0.0001
 PNU 47 (100.0) 28 (59.6) 19 (40.4) 0.3 (0.14–0.49)
 BSI 37 (100.0) 27 (73.0) 10 (27.0) 0.5 (0.25–1.14)
 SSTI 416 (100.0) 350 (84.1) 66 (15.9) 1.3 (0.85–2.03)
 EI 62 (100.0) 56 (90.3) 6 (9.7) 1.7 (0.72–4.06)
 Others 51 (100.0) 47 (92.2) 4 (7.8) 2.6 (0.91–7.31)
Place of the treatment infections n (%) 0.0033
 INPATIENTS 430 (100.0) 352 (81.4) 78 (18.1) 0.8 (0.49–1.26)
 LTCF 16 (100.0) 9 (56.3) 7 (43.8) 0.3 (0.09–0.69)
 OUTPATIENTS 167 (100.0) 147 (88.0) 20 (12.0) 1.7 (1.03–2.92)
Infections treated in hospitals (INPATIENTS N = 430, n (%))
 ICU 19 (100.0) 12 (63.2) 7 (36.8) 2.8 (1.06–7.34) 0.014
 non-ICU 411 (100.0) 340 (82.7) 71 (17.3)
  1. Abbreviations: PNU pneumonia, BSI bloodstream infection, SSTI skin and soft tissue infection, EI eye infection, INPATIENTS Hospital infection, LCTF long term care facility, OUTPATIENTS Community Infection, ICU Intensive Care Unit, Non-ICU Non Intensive Care Unit, OR odds ratio, 95%CL 95% confidence interval, P-value probability value, MSSA Methicilin Sensitive Staphylococcus aureus, MRSA Methiciln Resistant Staphylococcus aureus, N/A not applicable/ not available?