SBP: Systolic blood pressure data

In BivRegBLS: Tolerance Interval and EIV Regression - Method Comparison Studies

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)

Example output

Loading required package: ellipse

Attaching package: 'ellipse'

The following object is masked from 'package:graphics':

    pairs

'data.frame':	85 obs. of  10 variables:
 $ Subject: int  1 2 3 4 5 6 7 8 9 10 ...
 $ J1     : int  100 108 76 108 124 122 116 114 100 108 ...
 $ J2     : int  106 110 84 104 112 140 108 110 108 92 ...
 $ J3     : int  107 108 82 104 112 124 102 112 112 100 ...
 $ R1     : int  98 108 76 110 128 124 118 112 100 108 ...
 $ R2     : int  98 112 88 100 112 140 110 108 106 98 ...
 $ R3     : int  111 110 82 106 114 126 102 112 112 100 ...
 $ S1     : int  122 121 95 127 140 139 122 130 119 126 ...
 $ S2     : int  128 127 94 127 131 142 112 129 122 113 ...
 $ S3     : int  124 128 98 135 124 136 112 135 122 111 ...
  Subject  J1  J2  J3  R1  R2  R3  S1  S2  S3
1       1 100 106 107  98  98 111 122 128 124
2       2 108 110 108 108 112 110 121 127 128
3       3  76  84  82  76  88  82  95  94  98
4       4 108 104 104 110 100 106 127 127 135
5       5 124 112 112 128 112 114 140 131 124
6       6 122 140 124 124 140 126 139 142 136

BivRegBLS documentation built on Oct. 11, 2019, 1:05 a.m.