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Table 3 Abridged summary of the ODI, SF-36, and VAS

From: Psychometric evaluation of the Oswestry Disability Index in patients with chronic low back pain: factor and Mokken analyses

Scale

Mean

SD

Range

ODI

31.4

15.4

2–70

VAS

 Low back

5.0

2.3

0–10

 Legs

3.7

2.4

0–10

SF-36

 PHS

193

74

32–359

 MHS

234

95

9–400

 PCS

31.9

9.9

4.1–55.0

 MCS

45.9

13.6

8.1–70.6

  1. Abbreviations: ODI the Oswestry Disability Index, VAS Visual Analog Scale, SF-36 Short-Form 36 questionnaire, PHS Physical Health score, MHS Mental Health score, PCS Physical Component Summary, MCS Mental Health Component Summary