Skip to main content
. 2011 Aug 9;19(3):413–422. doi: 10.1136/amiajnl-2010-000020

Table 5.

Number of health IT systems evaluated by type

Category Number
1. Population-based systems—registry 4
2. Hospital information system 4
 a. Computerized provider order entry system 63
 b. Picture archiving and communication system 10
3. Clinical information system 22
 a. Electronic health record 43
 b. Nursing information system 5
 c. Nursing documentation system 2
 d. Anesthesia information system 3
 e. Medication administration system 9
 f. Speech recognition system 8
4. Laboratory information system—radiology information system 13
5. Clinical decision support system 4
 a. For information management (eg, information needs) 12
 b. For focusing attention (eg, reminder/alert system) 41
 c. For providing patient-specific recommendations 65
6. Telehealth system
 a. Provider–provider consultation 7
 b. Provider–patient consultation 5
7. Adverse event reporting system 5

Health information technology (IT) types were based on Gremy and Degoulet's classification25 and three types of decision support functions described by Musen et al.26