Skip to main content

Table 1 Characteristics and patient demographics of Staphylococcus aureus infections, Auckland District Health Board, New Zealand, 2001–2011

From: Incidence, trends and demographics of Staphylococcus aureus infections in Auckland, New Zealand, 2001–2011

Characteristic

All S. aureusinfections (n = 16,249)

Community-onset (CO) (n = 8,754)

Healthcare-associated, community-onset (HCA-CO) (n = 5,523)

Healthcare-associated, hospital-onset (HCA-HO) (n = 1,972)

P value

Age, median, years (IQR)

22 (6 – 50)

13 (4 – 37)

35 (10 – 60)

40 (8 – 67)

< 0.001c

Gender, male

9,098 (56)

4,967 (57)

2,965 (54)

1,166 (59)

< 0.001d

Clinical syndrome

     

 Invasive

3,752 (23)

1,220 (14)

1,427 (26)

1,105 (56)

< 0.001d

 Non-invasive

12,497 (77)

7,534 (86)

4,096 (74)

867 (44)

-

Ethnicitya

     

 European

6,824 (42)

3,114 (36)

2,658 (48)

1,052 (54)

< 0.001d

 Māori

3,211 (20)

1,908 (22)

978 (18)

325 (17)

< 0.001d

 Pacific peoples

4,802 (30)

2,932 (34)

1,444 (26)

426 (22)

< 0.001d

 Other

1,327 (8)

743 (8)

427 (8)

157 (8)

0.25d

NZDepb

     

 1–3

3,093 (20)

1,553 (19)

1,105 (21)

435 (23)

< 0.001 d

 4–7

5,443 (35)

2,780 (34)

1,976 (37)

687 (37)

 

 8–10

6,861 (45)

3,915 (47)

2,202 (42)

744 (40)

0.015 d

< 0.001 d

  1. aData available for 16,164 infections (8,697 CO; 5,507 HCA-CO; 1,960 HCA-HO).
  2. bData available for 15,397 infections (8,248 CO; 5,283 HCA-CO; 1,866 HCA-HO).
  3. c P value calculated using Kruskal-Wallis test.
  4. d P value calculated using χ2 test.
  5. Abbreviations: IQR interquartile range, MSSA methicillin-susceptible Staphylococcus aureus, MRSA methicillin-resistant Staphylococcus aureus, CO community-onset, HCA-CO healthcare-associated, community-onset, HCA-HO healthcare-associated, hospital-onset.