Information About the Knee

Number (in thousands) of emergency visits for softball-related knee injuries (by age group)

Year

Age (in Years)

0-18

19-42

43-61

>61

Total

1998

3

9

*

*

13

1999

5

9

*

*

15

2000

3

8

*

*

12

2001

3

8

*

*

12

2002

4

6

*

*

11

2003

3

6

*

*

10

2004

3

6

*

*

10

2005

4

6

*

*

11

2006

5

5

*

*

11

2007

5

5

*

*

11

Source: Consumer Product Safety Commission’s National Electronic Injury Surveillance System (NEISS), 1998-2007.

Note: *-indicates the estimates are too small to be reliable.