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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?