Table 1

Criteria for the JOA scoring system

Subjective symptoms (9 points)

low-back pain

none

3

occasionally mild

2

always present of sometimes sever

1

always sever

0

leg pain &/or numbness

none

3

occasionally mild

2

always present or sometimes sever

1

always sever

0

walking ability

normal walking

3

able to walk > 500 m, pain/numbness/weakness present

2

unable to walk 500 m due to pain/numbness/weakness

1

unable to walk 100 m due to pain/numbness/weakness

0

objective finding (6 points)

straight leg raising

normal

2

30-70 degree

1

< 30 degree

0

sensory function

normal

2

mild sensory disturbance

1

apparent sensory disturbance

0

motor function

normal (MMT normal)

2

slight decrease muscle strength (MMT good)

1

marked weakness (Grade 3-0)

0

restriction of ADLs (14 points) †

none

2

moderate

1

severe

0

bladder function (-6 points)

normal

0

mild dysuria

-3

severe dysuria

-6

total score

29


* ADL = activities of daily living; MMT = manual muscle testing.

† ADL include the following; turning over while lying down, standing, washing one's face, leaning forward, ability to sit for approximately 1 hour, ability to lift or hold heavy objects, and ambulatory ability.

Doi et al. Journal of Orthopaedic Surgery and Research 2011 6:16   doi:10.1186/1749-799X-6-16

Open Data