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2004 IISAR Data Participation Rates

2004 CHILD Participation Table and Map

Percentage of U.S. Children >4 months and < 6 years with 2+ Immunizations in IIS

In 2004, 48% (or about 11 million) of the U.S. children greater than 4 months less than 6 years of age had 2 or more immunizations in a state or local immunization information system (IIS). Eight states and two cities reported over 95% of their children greater than 4 months and less than 6 years of age with at least two immunizations in the IIS.

Map of this data (printable version) [668 KB]

State/Territory Percentage
Alabama 99
Alaska 47
Arizona 100
Arkansas 91
California 21
Chicago, IL no report
Colorado 41
Connecticut 67
DC 80
Delaware 100
Florida 38
Georgia 60
Hawaii 45
Houston, TX 35
Idaho 78
Illinois no report
Indiana 68
Iowa 66
Kansas no report
Kentucky no report
Louisiana 79
Maine 60
Maryland 10
Massachusetts 7
Michigan 100
Minnesota 63
Mississippi 89
Missouri 32
Montana 87
Nebraska 24
Nevada 40
New Hampshire no report
New Jersey 25
New Mexico 100
New York 9
New York City, NY 100
North Carolina no report
North Dakota 100
Ohio 33
Oklahoma 84
Oregon 100
Pennsylvania 4
Philadelphia, PA 96
Rhode Island 90
San Antonio, TX 77
South Carolina 68
South Dakota no report
Tennessee 81
Texas 46
Utah 45
Vermont 33
Virginia 29
Washington 77
West Virginia 69
Wisconsin 96
Wyoming 38

Footnotes

Qualifier: reported annual fluctuations in child participation may be due to programmatic and/or technical changes to the immunization information system. The denominator used to calculate child participation numbers are drawn from the 2004 Census Report for each state and city.

Source: Immunization Registry Annual Report, CY2004.

2004 PUBLIC PROVIDER Participation Table and Map

Percentage of Public Provider Sites Actively Participating in IIS by Grantee

In the 50 states and 6 cities that operate IISs regionally or state-wide, an average of 76% of public immunization provider sites submitted data to their IIS during the last six months of 2004. Twenty-three states and five cities reported over 95% of their public immunization provider sites submitting data to the IIS. These results are based on self reported data from CDC immunization grantees.

Map of this data (printable version) [633 KB]

State/Territory/Territ Percentage
Alabama 0
Alaska 94
Arizona 95
Arkansas 90
California 51
Chicago, IL no report
Colorado 55
Connecticut 100
District of Columbia 97
Delaware 91
Florida 100
Georgia 95
Hawaii 100
Houston, TX 32
Idaho 76
Illinois 100
Indiana 80
Iowa 100
Kansas no report
Kentucky no report
Louisiana 100
Maine 35
Maryland 75
Massachusetts 56
Michigan 100
Minnesota 100
Mississippi 100
Missouri 78
Montana 78
Nebraska 100
Nevada 28
New Hampshire no report
New Jersey 100
New Mexico 100
New York 89
New York City, NY 99
North Carolina 34
North Dakota 99
Ohio 60
Oklahoma 100
Oregon 100
Pennsylvania 36
Philadelphia, PA 100
Rhode Island 100
San Antonio, TX 100
South Carolina 100
South Dakota 100
Tennessee 100
Texas 68
Utah 60
Vermont 48
Virginia 100
Washington 85
West Virginia 40
Wisconsin 100
Wyoming 100

Footnotes

Qualifier: reported annual fluctuations in public provider participation may be due to programmatic and/or technical changes to the immunization information system.

Source: Immunization Registry Annual Report, CY2004.

2004 PRIVATE PROVIDER Participation Table and Map

Percentage of Private Providers Participating in IIS by Grantee

In the 50 states and 6 cities that operate IISs regionally or state-wide, an average of 39% of private provider sites submitted data to the IIS during the last six months of 2004. Five states and two cities reported over 95% of their private immunization provider sites submitting data to the IIS. The results are based on self reported data from CDC immunization grantees.

Map of this data (printable version) [483 KB]

State/Territory Percentage
Alabama 1
Alaska 0
Arizona 93
Arkansas 100
California 9
Chicago, IL no report
Colorado 17
Connecticut 100
DC 93
Delaware 90
Florida 16
Georgia 33
Hawaii 0
Houston, TX 7
Idaho 71
Illinois 10
Indiana 9
Iowa 42
Kansas no report
Kentucky no report
Louisiana 5
Maine 20
Maryland 1
Massachusetts 3
Michigan 86
Minnesota 62
Mississippi 100
Missouri 8
Montana 73
Nebraska 2
Nevada 100
New Hampshire no report
New Jersey 20
New Mexico 100
New York 17
New York City, NY 73
North Carolina 0
North Dakota 94
Ohio 19
Oklahoma 34
Oregon 85
Pennsylvania 96
Philadelpha, PA 1
Rhode Island 61
San Antonio, TX 95
South Carolina 88
South Dakota 100
Tennessee 1
Texas 56
Utah 23
Vermont 14
Virginia 0
Washington 42
West Virginia 25
Wisconsin 85
Wyoming 5

Footnotes

Qualifier: reported annual fluctuations in private provider participation may be due to programmatic and/or technical changes to the immunization information system.

Source: Immunization Registry Annual Report, CY2004.

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