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Table 2. Chlamydia - Reported cases and rates by state, ranked by rates: United States, 2004

Rank* State Cases   Rate per 100,000 Population
1 Mississippi 18,863   654.7
2 Alaska 3,954   609.4
3 Louisiana 21,837   485.7
4 New Mexico 9,035   482.0
5 South Carolina 18,423   444.2
6 Hawaii 5,307   422.0
7 Michigan 41,246   409.2
8 Georgia 34,280   394.7
9 Tennessee 22,515   385.4
10 Missouri 21,319   373.7
11 Illinois 47,185   372.9
12 Maryland 19,952   362.2
13 Delaware 2,954   361.3
14 Wisconsin 19,217   351.2
15 North Carolina 28,967   344.5
16 California 122,197   344.4
17 Ohio 39,379   344.3
18 South Dakota 2,532   331.3
19 Rhode Island 3,442   319.8
  U.S. TOTAL† 929,462   319.6
20 Texas 70,232   317.5
21 Colorado 14,151   311.0
22 New York 59,097   308.0
23 Pennsylvania 38,025   307.5
24 Nebraska 5,238   301.2
25 Arizona 16,786   300.8
26 Nevada 6,690   298.5
27 Indiana 18,440   297.6
28 Alabama 13,314   295.8
29 Oklahoma 10,366   295.2
30 Virginia 21,635   292.9
31 Arkansas 7,864   288.5
32 Washington 17,635   287.6
33 North Dakota 1,810   285.6
34 Montana 2,608   284.2
35 Kansas 7,493   275.1
36 Connecticut 9,552   274.2
37 Florida 42,554   250.0
38 Oregon 8,690   244.1
39 Iowa 6,956   236.3
40 Minnesota 11,602   229.3
41 Wyoming 1,082   215.9
42 Massachusetts 13,242   205.8
43 Idaho 2,784   203.8
44 New Jersey 17,448   202.0
45 Vermont 1,137   183.6
46 Utah 3,857   164.0
47 Maine 2,113   161.8
48 Kentucky 6,470   157.1
49 West Virginia 2,758   152.3
50 New Hampshire 1,736   134.8

*States were ranked in descending order by rate, number of cases, and alphabetically by state.

†Total includes cases reported by Washington, D.C., but excludes outlying areas (Guam with 748 cases and rate of 457.2, Puerto Rico with 3,588 cases and rate of 92.5, and Virgin Islands with 303 cases and rate of 278.5).

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Page last modified: November 8, 2005
Page last reviewed: November 8, 2005 Historical Document
Content Source: Division of STD Prevention, National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention