LEXINGTON, Mass., Sept. 24, 2012 /PRNewswire/ -- Today Imprivata ®, the leader in healthcare IT security, released its 2012 Text Messaging in Healthcare Survey that reveals 72 percent of hospital IT decision makers believe pagers will be replaced by secure text messaging within three years. This move from pagers to smartphones has the potential to transform physician and patient communication, opening the door for unprecedented care collaboration. This trend will, as Imprivata's research indicates, change the way clinicians communicate over the next 36 months.