agr group N° of S. aureus isolates from: Total G- U- Ta Pus/wound Sputum Naso- pharynxb Blood I 29 21 07 07 02 66 II 12 13 02 02 - 29 III 15 17 06 04 - 42 IV 01 01 01 - - 03 Total 57 52 16 13 02 140 (a) G-U-T: genital urinary tract (n=57), urine (n = 30), vaginal and high vaginal swabs (n = 10), urethral swabs (n =8), sperm (n =9) (b): nose (n = 5), pharynx (n = 8)

Table 4: Distribution of agr group S. aureus isolates by origin of samples.