VT_FRIENDpercentile: Determine Ventilatory Threshold FRIEND percentile
In JimPeterman/FRIENDanalysis:
View source: R/VT_FRIENDpercentile.R
VT_FRIENDpercentile R Documentation
Determine Ventilatory Threshold FRIEND percentile
Description
Calculates age- and sex-based ventilatory threshold percentiles.
Percentiles are from the FRIEND Registry (Vainshelboim et al. Chest 2019)
Usage
VT_FRIENDpercentile(VT, age, sex, ex_mode)
Arguments
VT
The ventilatory threshold (ml/kg/min).
age
Participant's age (years).
sex
Participant's sex (must begin with 'm' for male/man and
'f' or 'w' for female/woman - not case sensitive).
ex_mode
The exercise test mode (must begin with 't' for treadmill or
'c' for cycling - not case sensitive).
Value
Returns age- and sex-based percentiles.
When exercise test mode is unknown, the treadmill reference standard is used.
Also percentiles above 95 are classified as 98 percent and
percentiles below 5 are classified as 3 percent.
Only returns percentiles for those aged 20-79 years.
JimPeterman/FRIENDanalysis documentation built on Sept. 30, 2022, 10:15 a.m.
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View source: R/VT_FRIENDpercentile.R
| VT_FRIENDpercentile | R Documentation |
Determine Ventilatory Threshold FRIEND percentile
Description
Calculates age- and sex-based ventilatory threshold percentiles.
Percentiles are from the FRIEND Registry (Vainshelboim et al. Chest 2019)
Usage
VT_FRIENDpercentile(VT, age, sex, ex_mode)
Arguments
VT |
The ventilatory threshold (ml/kg/min). |
age |
Participant's age (years). |
sex |
Participant's sex (must begin with 'm' for male/man and 'f' or 'w' for female/woman - not case sensitive). |
ex_mode |
The exercise test mode (must begin with 't' for treadmill or 'c' for cycling - not case sensitive). |
Value
Returns age- and sex-based percentiles.
When exercise test mode is unknown, the treadmill reference standard is used.
Also percentiles above 95 are classified as 98 percent and
percentiles below 5 are classified as 3 percent.
Only returns percentiles for those aged 20-79 years.
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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