Lesson 22: Soccer Headgear

Question 1

What percent of the time was there a head to head impact in soccer?

Answer 1

30%

Question 2

What percent of the time was there a upper extremity impact in soccer?

Answer 2

38%

Question 3

Based on impacts from the video, what was the average number of impacts per player for practices?

Answer 3

1.69

Question 4

Based on impacts from the video, what was the average number of impacts per player for games?

Answer 4

2.16

Question 5

What was the risk of concussion from soccer, from head to head impacts?

Answer 5

53-67%

Question 6

What was the risk of concussion for elbow to head?

Answer 6

about 5%

Question 7

Is there a low or high risk of concussion for ball to head impacts?

Answer 7

low

Question 8

Is there a low or high risk of concussion for ball to head impacts?

Answer 8

low

Question 9

What does the data show regarding the effectiveness of head gear during a ball to head impact?

Answer 9

not very effective, ball is compliant and head gear does not reduce acceleration

Question 10

How do we normalize the soccer star value?

Answer 10

we normalize it by dividing by 1 (the same as bare head)

Question 11

Do headgear help against head to head impacts?

Answer 11

yes, the impacts are cut in half

Question 12

What happens to concussion risk when going from no helmet to 5 star helmet?

Answer 12

you cut your risk from 100% to 23%

Question 13

There are large _____ differences between headgear types?

Answer 13

performance