Table 2.

Specific parameters for the two types of hospital wards

Parameter	GW	ICU	Source(s)
Patient-to-HCW ratio			16, 19
Physicians	1:6	1:6
Nurse (day shift)	1:4	1:2
Nurse (night shift)	1:6	1:2
No. of patient visits with:			15, 16
Physicians	2	2
Nurse (day shift)	3	3
Nurse (night shift)	2	3
Transmission (min of contact−1) of:			Calibrated values based on reference 18
MSSA	0.003	0.0072
CA-MRSA	0.0028–0.003	0.0054–0.0072
HA-MRSA	0.0028	0.0054
Prevalence of antibiotic exposure (%)	27	60	31