Table 3

Characteristics* of participating and non-participating patients according to study site

Characteristics

BIDMC Patients

GHS Patients

HMC Patients


Participating

Non-participating

Participating

Non-participating

Participating


Age (mean ± S.D.)

49.4 ± 13.7

51.3 ± 14.3

49.9 ± 15.6

49.4 ± 15.3

48.9 ± 11.0


Sex (% female)

57.4%

59.6%

58.0%

61.8%

23.7%


*Information derived from administrative records of each site

Leveille et al. BMC Medical Informatics and Decision Making 2012 12:32   doi:10.1186/1472-6947-12-32

Open Data