Table 4 Description of the information stored in the metadata file (adapted from Horsak et al.³⁵).

DATASET_ID

integer

—

Unique identifier of a dataset

SUBJECT_ID

integer

—

Unique identifier of a participant

SESSION_ID

integer

—

Unique identifier of a gait analysis session

CLASS_LABEL*

string

—

Annotated class labels

CLASS_LABEL_DETAILED*

string

—

Annotated class labels for subclasses

SEX

binary

—

female = 0, male = 1

AGE

integer

years

Age at recording date

HEIGHT

integer

centimeter

Body height in centimeters

BODY_WEIGHT

double

\(\frac{kg\;m}{{s}^{2}}\)

Body weight in Newton

BODY_MASS

double

kg

Body mass

SHOE_SIZE

double

EU

Shoe size in the Continental European System

AFFECTED_SIDE*

integer

—

left = 0, right = 1, both = 2, none = NaN

SHOD_CONDITION*

integer

—

barefoot & socks = 0, normal shoe = 1, orthopedic shoe = 2

ORTHOPEDIC_INSOLE*

binary

—

without insole = 0, with insole = 1

SPEED*

integer

—

slow = 1, self-selected = 2, fast = 3 walking speed class

READMISSION*

integer

—

indicates the number of readmission = 0 L n

SESSION_TYPE*

integer

—

initial = 1, control = 2, initial after readmission = 3

SESSION_DATE

string

—

date of gait analysis session in the format “DD-MM-YYYY hh:mm”

TRAIN*

binary

—

is part ( = 1) or is not part ( = 0) of TRAIN

TRAIN_BALANCED*

binary

—

is part ( = 1) or is not part ( = 0) of TRAIN_BALANCED*

TEST*

binary

—

is part ( = 1) or is not part ( = 0) of TEST