Volume 19, Number 11—November 2013
Research
Transmissibility of Livestock-associated Methicillin-Resistant Staphylococcus aureus
Table 1
Genotypes of methicillin-resistant Staphylococcus aureus from index and secondary case-patients, the Netherlands*
spa-type | No. (%) with PVL | No. index case-patients, n = 141 | No. outbreaks, n = 18 | No. (%) secondary cases, n = 47 |
---|---|---|---|---|
LA-MRSA |
||||
t011 | 0/24 | 25 | 1 | 2 (4) |
t034 | 0/5 | 6 | 0 | 0 |
t108 | 0/5 | 6 | 1 | 1 (2) |
t899 | 0/2 | 2 | 0 | 0 |
t2330 |
0/1 |
1 |
0 |
0 |
Other MRSA |
||||
t008 | 8/12 (67) | 12 | 0 | 0 |
t002 | 1/7 (14) | 7 | 2 | 4 (2) |
t032 | 0/5 | 5 | 1 | 6 (13) |
t064 | 0/5 | 5 | 1 | 5 (11) |
t1081 | 0/3 | 5 | 3 | 14 (31) |
t688 | 0/3 | 4 | 0 | 0 |
t038 | 1/3 (33) | 3 | 1 | 1 (2) |
t267 | 0/3 | 3 | 0 | 0 |
t001 | 0/1 | 2 | 0 | 0 |
t018 | 0/2 | 2 | 0 | 0 |
t179 | 0/2 | 2 | 1 | 1 (2) |
t447 | 0/2 | 2 | 1 | 1 (2) |
t1430 | 0/2 | 2 | 0 | 0 |
t1469 | 0/2 | 2 | 0 | 0 |
Singletons | 14/42 (33)† | 45 | 6‡ | 12 (24) |
*PVL, Panton-Valentine leukocidin; LA-MRSA: livestock-associated methicillin-resistant Staphylococcus aureus.
†PVL positive: t022, t040, t044, t054, t131, t311, t318, t437, t657, t690, t791, t852, t2815, t3523, t7277;
‡Spa types causing outbreaks: t003, t088, t311, t1399, t7277, t9634.