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Table 3 Characteristics of MDR Enterobacteriaceae isolated from surveillance or clinical samples of Italian LTCF residents or staff

From: Review on colonization of residents and staff in Italian long-term care facilities by multidrug-resistant bacteria compared with other European countries

Italian Province, year Bacterial species Resistance gene (number of isolates) Clonal group (number of isolates) References
ESBL or high-level AmpC producing Enterobacteriaceae
Pavia, 2003–04 E. coli bla CTXM (61)   [21]
bla SHV-5 (1)
bla TEM (15)
Various provinces, 2006 bla CTXM (41)   [22]
bla SHV-5 (1)
bla SHV-2 (1)
AmpC (3)
Lodi, 2009–10 bla CTXM (61)   [20]
bla SHV-type (2)
Bolzano, 2012 bla CTXM-15 (45) ST131 (50) [14]
bla CTXM-9 (4)
bla SHV-5/12 (6)
bla TEM-type (1)
Various provinces, 2006 K. pneumoniae bla CTXM (6)   [22]
bla TEM-151 (1)
Lodi, 2009–10 bla CTXM-15 (11)   [20]
Bolzano, 2012 bla SHV-12 (9)   [14]
bla CTXM-15 (1)
Pavia, 2004–05 P. mirabilis bla TEM-92 (23)   [25]
bla CMY-16 (3)
Pavia, 2003–06 ESBL (197)   [24]
bla CMY-16 (20)
Various provinces, 2006 bla TEM-92 (23)   [22]
bla TEM-92 + bla CMY-16 (4)
bla TEM-4 (9)
bla TEM-24 (1)
Lodi, 2009–10 bla TEM-92 (10)   [20]
bla CMY-16 (15)
Bolzano, 2012 bla TEM-92 (17)   [14]
bla CMY-16 (1)
Various provinces, 2006 M. morganii bla TEM-92 (14)   [22]
Bolzano, 2012 bla TEM-92 (10)   [14]
Various provinces, 2015 E. coli Not reported H30-ST131 (175) [23]
Carbapenemase producing Enterobacteriaceae
Bolzano, 2008–12 E. coli bla VIM-1 (14) Typing of 3 E. coli: all ST131;
1 E. coli subtyped: H30-ST131
[13, 14, 29, 30, 32]
K. pneumoniae bla VIM-1 (5)
Klebsiella oxytoca bla VIM-1 (4)
M. morganii bla VIM-1 (1)
P. mirabilis bla VIM-1 (1)
Providencia stuartii bla VIM-1 (1)
Bologna, 2011 K. pneumoniae bla NDM-1 (4)   [37]
Milan, 2011–13 E. coli bla KPC-2 (9) ST131 (8) [33]
bla KPC-3 (1)
bla KPC-8 (1)
Cuneo, 2013 E. coli bla VIM-1 (1) H30- ST131 (1) [32]
Valle d’Aosta, 2013–14 K. pneumoniae bla KPC-2 (6) ST1789 (6) [36]
Various provinces, 2015 K. pneumoniae bla KPC-3 (3)   [23]
E. coli bla VIM-1 (2)