Skip to main content

Table 2 Characteristics of studies

From: Do large-scale hospital- and system-wide interventions improve patient outcomes: a systematic review

Characteristic Number of studies
Year  
2000-2007 1
2007-2011 1
2011-2012 4
Country  
United States 3
Australia 1
United Kingdom 2
Settings (# hospitals)  
1-4 4
5-20 1
21-100 0
>100 1
Type of hospital-wide intervention  
Hand hygiene 4
Electronic health record 1
Multi-faceted patient safety* 3
Study design  
Non-randomised controlled trial 1
Observational study 3
Controlled before and after study 2
Type of patient outcome  
Mortality 2
Adverse events 4
Patient satisfaction 3
Nosocomial infections 3
Quality Improvement (QI) indicators** 3
Data collection method  
Survey 5
Ethnography 1
Case note review 2
Administrative data 6
Interview 1
Study specific data 4
  1. *Multi-faceted patient safety intervention might include multiple interventions.
  2. **Initial antibiotic dose within 4 h of hospital arrival for pneumonia patients, fall rate per 1000 patient-days, chest pain pathway-discharged within 23 h of admission, annual HgA1c measurement in diabetic patients, left ventricular function evaluation on a yearly basis, appropriate use/non-use of ACE inhibitors [35].