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Table 4 Differences in prevalence of SCCmec types and virulence factors among CA-MRSA, HA-MRSA, and MSSA groups

From: Antibiotic susceptibility and genomic variations in Staphylococcus aureus associated with Skin and Soft Tissue Infection (SSTI) disease groups

SCCmec types and virulence factors CA-MRSA HA-MRSA MSSA P-value
(n = 68) (n = 109) (n = 130)
SCCmec     
 Type II 1 (1.4 %)c 4 (3.6 %)b 0 (0) 0.393
 Type III 4 (5.9 %)c 27 (24.8 %)a 0 (0) <0.01
 Type IV 20 (29.4 %)a 25 (22.9 %)a 0 (0) 0.339
 Type V 21 (30.9 %)a 29 (26.6 %)a 0 (0) 0.541
 Type VII 15 (22.1 %)ab 14 (12.8 %)b 0 (0) 0.108
 Nontypeable 7 (10.3 %)bc,y 10 (9.2 %)b,y 130 (100 %)x <0.01
mecA 68 (100 %)a 108 (99.1 %)a 3 (2.3 %)b <0.01
Virulence factors     
 PVL 51 (75.0 %)x 36 (33.0 %)y 32 (24.6 %)y <0.01
 Hlg 68 (100 %)x 109 (100 %)x 120 (92.3 %)y <0.01
 TSST-1 4 (5.8 %) 4 (3.7 %) 7 (4.6 %) 0.725
 ETA 14 (22.1 %)y 35 (29.6 %)x 23 (19.0 %)y <0.01
 ETB 1 (1.4 %) 0 (0) 0 (0) 0.09
  1. abDifferent letters in the same column indicate significant differences between groups; P < 0.05
  2. xyDifferent letters in the same row indicate significant differences between groups; P < 0.05