phosphate | R Documentation |
Phosphate Level Data
Description
Plasma inorganic phosphate levels from 33 subjects.
Usage
data("phosphate")
Format
A data frame with 33 observations on the following 9 variables.
group
a factor with levels
control
andobese
.t0
baseline phosphate level
,
t0.5
phosphate level after 1/2 an hour.
t1
phosphate level after one an hour.
t1.5
phosphate level after 1 1/2 hours.
t2
phosphate level after two hours.
t3
phosphate level after three hours.
t4
phosphate level after four hours.
t5
phosphate level after five hours.
Source
C. S. Davis (2002), Statistical Methods for the Analysis of Repeated Measurements, Springer, New York.
Examples
data("phosphate", package = "HSAUR")
plot(t0 ~ group, data = phosphate)