Table 3.

%T > MIC values for MOX, CTX, and CFZ/SBT treatment regimens

Bacteria	MOX (1g qd) (%)	MOX (1g q12h) (%)	MOX (1g q8h) (%)	MOX (2g qd) (%)	MOX (2g q12h) (%)
Escherichia coli ATCC25922	76.60	100	100	85.10	100
Klebsiella pneumoniae 2689	87.38	100	100	95.63	100
E. coli 3376	76.60	100	100	85.10	100
Bacteria	MOX (2g q8h) (%)	CTX (2g qd) (%)	CTX (2g q8h) (%)	CFZ/SBT (2g qd) (%)	CFZ/SBT (2g q8h) (%)
E. coli ATCC25922	100	56.13	100	48.83	100.00
K. pneumoniae 2689	100	0	0	10.42	31.79
E. coli 3376	100	0	0	16.63	50.38

Abbreviations: ATCC, American Type Culture Collection; CTX, cefotaxime; CFZ, cefoperazone; MIC, minimum inhibitory concentration; MOX, moxalactam; SBT, sulbactam; %T > MIC, the time during which the concentration of the drug remained above the MIC; qd, once-daily; q12h, twice-daily; q8h, thrice-daily.