Skip to main content

Table 3 Detection of the 23 virulence genes of 87 S. aureus isolates in this study

From: Molecular epidemiology and virulence characteristics of Staphylococcus aureus nasal colonization in medical laboratory staff: comparison between microbiological and non-microbiological laboratories

Virulence gene No. Of positive isolates (n = 87) n(%) No. Distributing in P-value
Microbiology laboratory (n = 34) n(%) Other laboratory (n = 53) n(%)
sea 23(26.4) 8(23.5) 15(28.3) 0.622
seb 15(17.2) 4(11.7) 11(20.8) 0.279
sec 7(8.1) 6(17.6) 1(1.9) 0.008
sed 5(5.8) 2(5.9) 3(5.7) 0.965
see 0(0) 0(0) 0(0)
seg 26(29.9) 12(35.3) 14(26.4) 0.377
seh 21(24.2) 9(26.5) 12(22.6) 0.684
sei 9(10.4) 8(23.5) 1(1. 9) 0.001
sej 4(4.6) 4(11.8) 0(0) 0.011
sem 29(33.3) 12(35.3) 17(32.1) 0.756
sen 24(27.6) 10(29.4) 14(26.4) 0.76
seo 18(20.7) 5(14.7) 13(24.5) 0.27
eta 2(2.3) 0(0) 2(3.8)
etb 0(0) 0(0) 0(0)
hla 85(97.7) 34(100) 51(96.2) 0.252
hlb 38(43.7) 12(35.3) 26(49.1) 0.207
hld 86(98.9) 34(100) 52(98.1)
hlg 86(98.9) 34(100) 52(98.1)
tsst-1 20(23.0) 6(17.7) 14(26.4) 0.343
pvl 13(14.9) 7(20.6) 6(11.3) 0.237
icaA 0(0) 0(0) 0(0)
icaD 77(88.5) 31(91.2) 46(86.8) 0.734
bap 0(0) 0(0) 0(0)
  1. Sea~seo, gene encoding staphylococcal enterotoxins; eta and etb, gene encoding exfoliatin; hla~hlg, gene encodingα-hemolysin~γ-hemolysin; tsst-1, gene encoding toxic shock syndrome toxin 1; pvl, gene encoding Panton-Valentine leukocidin; icaA, ica D and bap, gene relative with the bio-film formation