NIH Stroke Scale

1.a. Level of Consciousness
0
Alert
1
Not alert, but arousable with minimal stimulation
2
Not alert, requires repeated stimulation to attend
3
Coma
 
1.b. Ask patient the month and their age
0
Answers both correctly
1
Answers one correctly
2
Both incorrect
 
1.c. Ask patient to open and close eyes
0
Obeys both correctly
1
Obeys one correctly
2
Both incorrect
 
2. Best Gaze (only horizontal eye movement)
0
Normal
1
Partial gaze palsy
2
 
Forced deviation
3. Visual Field Testing
0
No visual field loss
1
Partial hemianopia
2
Complete hemianopia
3
Bilateral hemianopia (blind including cortical blindness)
 
4. Facial Paresis (Ask patient to show symmetrical movement
teeth or raise eyebrows and close eyes tightly)
0
Normal
1
Minor paralysis (flattened nasolabial fold, asymmetry on smiling)
2
Partial paralysis (total or near total paralysis of lower face)
3
Complete paralysis of one or both sides (absence of facial movement in the upper and lower face)
 
5. Motor Function - Arm (right and left)
(extends arms 90 (or 45) degrees for 10 seconds without drift)
0
Normal
1
Drift
2
Some effort against gravity
3
No effort against gravity
4
No movement
9
Untestable (Joint fused or limb amputated)
 
6. Motor Function - Leg (right and left) -
(hold leg 30 degrees position for 5 seconds)
0
Normal
1
Drift
2
Some effort against gravity
3
No effort against gravity
4
No movement
9
Untestable (joint fused or limb amputated)
 
7. Limb Ataxia
0
No ataxia
1
Present in one limb
2
Present in two limbs
 
8. Sensory (Use pinprick to test arms, legs, trunk and face -
compare side to side)
0
Normal
1
Mild to moderate decrease in sensation
2
Severe to total sensory loss
 
9. Best Language (describe picture, name items, read sentences)
0
No aphasia
1
Mild to moderate aphasia
2
Severe aphasia
3

Mute
 

10. Dysarthria (read several words)
0
Normal articulation
1
Mild to moderate slurring of words
2
Near unintelligible or unable to speak
9
Intubated or other physical barrier
 
11. Extinction and Inattention
0
Normal
1
Inattention or extinction to bilateral simultaneous stimulation in one of the sensory modalities
2
Severe hemi-inattention or hemi-inattention to more than one modality
 

Stroke Society of Australasia