Majority of the pseudomona infections occur in the:
ICU
Wards
Operation theatre
Labour room
P. aeruginosa is found in moist environments. It has simple nutritional needs. P. aeruginosa infection occurs with host defense compromise, mucosal trauma, physiologic derangement, and antibiotic-mediated suppression of normal flora. The majority of P. aeruginosa infections occur in intensive care units (ICUs). Ref: Harrison, E-18, P-1266.