patient.data: Example dataset containing 89 visits of 11 hypothetical patients with amyotrophic lateral sclerosis (ALS).

Description

Example dataset containing 89 visits of 11 hypothetical patients with amyotrophic lateral sclerosis (ALS).

Usage

data(patient.data)

Arguments

Format

A data frame with 89 rows and 25 variables:

subID: patient's ID
sex: patient's sex
bmi_premorbid: premorbid body mass index
bmi_diagnosis: body mass index at disease diagnosis
fvc_diagnosis: forced vital capacity at disease diagnosis (a measure of respiratory functionality)
familiality: familiality of ALS
genetics: the result of a genetic screening over the most common ALS-associated genes
ftd: presence of frontotemporal dementia
onset_site: site of disease onset (limb/bulbar)
onset_age: age at disease onset
visit_time: month in which the current visit took place; the months start from 0
niv: the presence/absence up to the current visit of non-invasive ventilation
peg: the presence/absence up to the current visit of percutaneous endoscopic gastrostomy
alsfrs_1: Item 1 (SPEECH) of the the revised ALS Functional Rating Scale (ALSFRS-R): a 12-item questionnaire rated on a 0<U+2013>4 point scale evaluating the observable functional status and change for patients with ALS over time
alsfrs_2: Item 2 (SALIVATION) of the ALSFRS-R
alsfrs_3: Item 3 (SWALLOWING) of the ALSFRS-R
alsfrs_4: Item 4 (HANDWRITING) of the ALSFRS-R
alsfrs_5: Item 5 (CUTTING FOOD AND HANDLING UTENSILS) of the ALSFRS-R
alsfrs_6: Item 6 (DRESSING AND HYGIENE) of the ALSFRS-R
alsfrs_7: Item 7 (TURNING IN BED AND ADJUSTING BED CLOTHES) of the ALSFRS-R
alsfrs_8: Item 8 (WALKING) of the ALSFRS-R
alsfrs_9: Item 9 (CLIMBING STAIRS) of the ALSFRS-R
alsfrs_10: Item 10 (DYSPNEA) of the ALSFRS-R
alsfrs_11: Item 11 (ORTHOPNEA) of the ALSFRS-R
alsfrs_12: Item 12 (RESPIRATORY INSUFFICIENCY) of the ALSFRS-R