Study variables

1st DEPENDENT VARIABLES

Pain (analogue scale), other types of measurements (X-rays, goniometry, algometry, Doppler, MRI, etc).
Number of treatments.
Types of techniques.

2nd INDEPENDENT VARIABLES

These are the characteristics of the patient.

  • Age.
  • Sex.

Presence of lesion: category variable (Present/Absent).

DATA COLLECTION TABLE

Independent variables ( or which condition the result)

Name of variable

Abbreviation

Type of variable

Measuring instrument

Values which can be taken

When to obtain

(up to 8 characters)

Numerical, ordinal qualitative, not ordinal qualitative

(Indicate if manual exam, apparatus, questionnaire…)

In qualitatives,

give code here

Examples

Age

Age

Numerical

Anamnesis

0-120

First visit

Sex

Sex

Not ordinal qualitative

Anamnesis

1= man
2= woman

First visit

Intensity initial lumbar pain

Lum_Pai1

Numerical

Visual analogue scale

0 – 10

First visit (pre-treatment)

Intensity post-treatment lumbar pain

Lum_Paip

Numerical

Visual analogue scale

0 – 10

First visit
(post-treatment)

Mitchell test right

Mitch_r

Qualitative

Manual exam.

0= normal
1=block arm >
2=block arm <
3=block both

First visit

Dependent variables ( or result )

Name of variables

Abbreviation

Type of variable

Measuring instrument

Values which can be taken

When to obtain

(up to 8 characters)

Numerical, ordinal qualitative, not ordinal qualitative

(Indicate if manual exam, apparatus, questionnaire..)

In qualitative, give code here

Examples

Intensity post-treatment lumbar pain

Lum_paip

Numerical

Visual analogue scale

0 – 10

First visit
(post-treatment)

Lasègue Test post-treatment

Las_pos

Ordinal qualitative

Manual exam.

0= negative
1= positive

Visit 3 weeks