glucose {ggm} | R Documentation |
Data on glucose control of diabetes patients.
data(glucose)
A data frame with 68 observations on the following 8 variables.
1
: at least
13 years of formal schooling, 2
: less then 13 years.1
: females, 2
: males.Data on 68 patients with fewer than 25 years of diabetes. They were collected at the University of Mainz to identify psychological and socio-economic variables possibly important for glucose control, when patients choose the appropriate dose of treatment depending on the level of blood glucose measured several times per day.
The variable of primary interest is Y
, glucose control, measured
by glycosylated haemoglobin. X
, knowledge about the illness,
is a response of secondary interest. Variables Z
, U
and
V
measure patients' type of attribution, called fatalistic
externality, social externality and internality. These are intermediate
variables. Background variables are W
, the duration of the
illness, A
the duration of formal schooling and B
,
gender. These are intrinsic variables.
Cox & Wermuth (1996), p. 229.
Cox, D. R. & Wermuth, N. (1996). Multivariate dependencies. London: Chapman & Hall.
data(glucose) ## See Cox & Wermuth (1996), Figure 6.3 p. 140 coplot(Y ~ W | A, data=glucose)