Body Area

Injury Criteria

Unit

No Injury

Egress

Minor Injury

Egress

Major Injury

Egress Assisted

Severe Injury

Medical Assistance

Potentially Non survivable

Method For Calculating / Estimating Relative Impact Velocity

Head

Brain Injury

Head Injury Criterion

(Brain Injury in all head impacts)

Ms-1

(HIC)

<3.0

(<150)

<3.0

(<150)

3.0 - 5.0

(150 – 500)

5.0 – 8.0

(500 – 1800)

>8.0

(1800)

MIRA HIC calculating EXCEL Programme

Skull Fracture

(Flat Impacts)

Ms-1

(HIC)

<5.0

(<500)

<5.0

(<500)

5.0 – 6.25

(500 – 900)

6.25 – 8.0

(900 – 1800)

>8.0

(1800)

MIRA HIC calculating EXCEL Programme

Blunt Object Skull Fracture

Ms-1

(KN)

<3.0

(<2.2)

<3.0

(<2.2)

3.0 – 8.0

(2.2 – 5.5)

>8.0

(>5.5)

>8.0

(>5.5)

Estimate

Facial Injury

Ms-1

(KN/mm)

<0.5

(>0.25/12)

0.5 – 1.0

(0.25/12 – 0.90/20)

1.0 – 2.0

(0.90/20 – 3.3/40)

2.0 – 5.0

(>3.3/40)

>5.0

(>3.3/40)

Estimate

Neck

Neck Compression

Ms-1

(N)

<4.0

(<1500)

4.0 – 10.0

(1500 – 4000)

>10.0

(>4000)

Head Impact Velocity

Estimate

Neck Tension

Ms-1

(N)

<4.0

(<1200)

4.0 - 10.0

(1200 – 3300)

>10.0

(>3300)

Head Impact Velocity

Estimate

Neck Shear Force

Ms-1

(N)

<4.0

(<1100)

4.0 – 10.0

(1100 – 3300)

>10.0

(>3300)

Head Impact Velocity

Estimate

Neck Flexion Bending Moment

Ms-1

(Nm)

<4.0

(<61)

4.0 – 9.0

(61 – 190)

9.0 – 10.0

(190 – 203)

>10.0

(190 – 203)

Head Impact Velocity

Estimate

Neck Extension Bending Moment

Ms-1

(Nm)

<4.0

(<47)

4.0 – 10.0

(47 – 57)

>10.0

(>57)

Head Impact Velocity

Estimate

Thorax

Frontal Rib Fracture Criterion

Ms-1

(mm)

<5.0

(<58)

5.0 - 6.0

(58 – 70)

6.0 – 7.0

(70 –92)

7.0 – 8.0

(> 92)

>8.0

(>92)

Estimate

Lateral Rib Fracture Criterion

Ms-1 (mm)

<5.0

(<42)

5.0 – 6.3

(42 – 53)

6.3 – 7.5

(53 – 74)

7.5 – 10.0

(>74)

>10.0

(>74)

Estimate

Thorax Internal Organ Injury Criterion

Ms-1

(V*C)

<2.5

(<0.5)

2.5 – 3.75

(0.5 – 0.75)

3.75 – 5.0

(0.75 – 1.0)

5.0 – 7.5

(1.0– 1.5)

>7.5

(>1.5)

Estimate

Abdomen

Abdomen Injury Criterion

Compression

Ms-1

%

<2.5

(10%)

2.5 – 5.0

(10 – 20%)

5.0 – 7.5

(20 – 30%)

>7.5

(20 – 40%)

N/A

Estimate

Pelvis

Pelvis Frontal Injury Criterion

Ms-1

(KN)

None set

None set

None set

None set

None set

Pelvis Lateral Injury Criterion

Ms-1

(KN)

<6.6

(< 4.0 KN)

<6.6

(< 4.0 KN)

6.6 – 10.0

(4.0 – 6.0 KN)

10.0 – 16.6

(6.0 – 10.0)

>16.6

(>10.0 KN)

Estimate

Extremities

Humerus Fracture Index Criterion

Ms-1

Index

<4.0

(<1)

4.0 – 5.2

(1 – 1.3)

>5.2

(>1.3)

-

-

Estimate

Ulna Fracture Index Criterion

Ms-1 Index

<4.0

(<1)

4.0 – 6.0

(1 – 1.3)

>6.0

(>1.3)

-

-

Estimate

Radius Fracture Index Criterion

Ms-1 Index

<4.0

(<1)

4.0 – 6.0

(1 – 1.3)

>6.0

(>1.3)

-

-

Estimate

Shoulder Injury Criterion

Ms-1

<2

2 – 5

>5)

-

-

As Criteria

Hand Fracture Criterion

Ms-1

<5

>5

-

-

-

As Criteria

Sharp Hand Laceration Criterion

Ms-1

<2.5

2.5 – 5.0

>5.0

-

-

As Criteria

Blunt Hand Laceration Criterion

Ms-1

<5.0

5.0 – 8.0

>8.0

-

-

As Criteria

Femur Fracture Index Criterion

Ms-1 Index

<7.5

(<1)

<7.5

(<1)

7.5 – 10.0

(1 – 1.3)

>10.0

(>1.3)

-

Estimate

Tibia Fracture Index Criterion

Ms-1 Index

<5.0

(<1)

<5.0

(<1)

5.0 – 8.0

(1 – 1.3)

>8.0

(>1.3)

-

Estimate

Fibula Fracture Index Criterion

Ms-1 Index

<5.0

(<1)

<5.0

(<1)

5.0 – 8.0

(1 – 1.3)

>8.0

(>1.3)

-

Estimate

Knee Dislocation Criterion

Ms-1

(mm)

(<8)

(8 – 15)

(>15)

-

-