SBP {BivRegBLS}

Systolic blood pressure data

Description

Systolic blood pressure measured by two devices on 85 patients: 3 times with a manual device by 2 operators and 3 times with a semi automatic device.

Usage

data(SBP)

Format

A data frame with 85 observations and 10 variables.

Subject

a numeric vector for the patient IDs.

J1

a numeric vector: the 1st measures obtained by operator J.

J2

a numeric vector: the 2nd measures obtained by operator J.

J3

a numeric vector: the 3rd measures obtained by operator J.

R1

a numeric vector: the 1st measures obtained by operator R.

R2

a numeric vector: the 2nd measures obtained by operator R.

R3

a numeric vector: the 3rd measures obtained by operator R.

S1

a numeric vector: the 1st measures obtained by the semi automatic device.

S2

a numeric vector: the 2nd measures obtained by the semi automatic device.

S3

a numeric vector: the 3rd measures obtained by the semi automatic device.

Source

Bland JM, Altman DG. Measuring agreement in method comparison studies. Statistical Methods in Medical Research, 1999; 8:135-160.

References

Francq BG, Govaerts BB. Measurement methods comparison with errors-in-variables regressions. From horizontal to vertical OLS regression, review and new perspectives. Chemometrics and Intelligent Laboratory Systems, 2014; 134:123-139.
Francq BG, Govaerts BB. How to regress and predict in a Bland-Altman plot? Review and contribution based on tolerance intervals and correlated-errors-in-variables models. Statistics in Medicine, 2016; 35:2328-2358.

Examples

data(SBP)
str(SBP)
head(SBP)