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Table 4 Anaplasma spp. antibody percent positive test results (number positive/number tested) by region and state from dogs tested in the US from 2001 to 2007 [1], 2010 to 2012 [2], and 2013 to 2019

From: Canine infection with Dirofilaria immitis, Borrelia burgdorferi, Anaplasma spp., and Ehrlichia spp. in the United States, 2013–2019

State

2001–2007 [1]

2010–2012 [2]

2013–2019

Northeast

 Connecticut

21.8% (1499/6887)

20.3% (37,390/183,792)

15.4% (134,039/870,093)

 Delaware

1.1% (48/4315)

1.0% (460/47,722)

0.9% (1704/183,604)

 District of Columbia

NR

1.6% (57/3687)

1.6% (1096/69,650)

 Maine

5.4% (1341/24,632)

8.3% (18,367/220,977)

11.4% (72,231/634,959)

 Maryland

1.7% (282/16,307)

1.6% (3887/239,461)

1.3% (15,227/1,149,654)

 Massachusetts

10.4% (2803/26,911)

10.7% (41,223/385,659)

12.4% (208,757/1,678,729)

 New Hampshire

4.5% (618/13,743)

7.7% (9605/125,054)

11.1% (61,104/556,329)

 New Jersey

9.8% (1339/13,721)

8.5% (24,330/286,133)

6.3% (65,488/1,046,199)

 New York

3.6% (1741/48,201)

6.1% (30,916/506,075)

5.9% (135,113/2,304,237)

 Pennsylvania

1.6% (449/27,641)

2.5% (13,585/536,513)

3.7% (81,660/2,209,906)

 Rhode Island

4.7% (158/3396)

12.8% (7477/58,211)

9.9% (14,368/144,485)

 Vermont

1.7% (46/2684)

3.7% (2189/59,517)

7.9% (17,096/215,341)

 Region

5.5% (10,324/188,438)

7.1% (189,486/2,652,801)

7.3% (807,883/11,063,186)

Midwest

 Illinois

0.4% (51/11,899)

1.0% (2369/249,268)

0.6% (9947/1,553,848)

 Indiana

0.4% (26/7084)

0.5% (436/86,974)

0.4% (2755/720,622)

 Iowa

0.4% (21/4840)

0.7% (742/110,278)

0.5% (2451/472,000)

 Kansas

0.5% (7/1452)

0.4% (191/49,142)

0.2% (492/217,126)

 Michigan

1.2% (190/16,312)

0.5% (1149/214,347)

0.5% (8458/1,569,034)

 Minnesota

9.8% (6002/61,374)

9.5% (22,338/234,565)

6.0% (57,553/955,732)

 Missouri

0.3% (14/5250)

0.4% (263/73,963)

0.3% (1498/466,532)

 Nebraska

NR

0.9% (36/4143)

0.6% (289/51,759)

 North Dakota

2.4% (40/1692)

3.4% (557/16,556)

2.6% (2265/88,388)

 Ohio

0.1% (13/14,414)

0.3% (691/223,187)

0.3% (4700/1,507,641)

 South Dakota

NR

12.7% (456/3599)

0.4% (193/50,497)

 Wisconsin

10.5% (5,409/51,512)

10.7% (30,352/282,664)

6.1% (71,335/1,162,247)

 Region

6.7% (11,773/175,829)

3.9% (59,580/1,548,686)

1.8% (161,936/8,815,426)

Southeast

 Alabama

0.1% (4/4331)

0.3% (150/46,258)

0.3% (703/276,999)

 Arkansas

0.6% (10/1743)

0.5% (178/37,465)

0.3% (531/158,769)

 Florida

0.5% (166/31,690)

0.7% (2375/327,715)

0.6% (9277/1,581,448)

 Georgia

0.2% (15/8856)

0.4% (297/81,133)

0.2% (1747/705,485)

 Kentucky

0.1% (5/4319)

0.5% (165/31,795)

0.3% (1052/339,065)

 Louisiana

0.1% (1/707)

0.3% (28/9501)

0.4% (493/120,074)

 Mississippi

0 (0/300)

0.6% (33/5295)

0.3% (176/68,942)

 North Carolina

0.4% (25/6841)

0.6% (1076/196,723)

0.4% (7947/1,794,296)

 Oklahoma

1.2% (70/5920)

1.0% (650/68,486)

0.6% (1858/300,920)

 South Carolina

0.1% (9/6507)

0.5% (188/41,085)

0.4% (1834/451,566)

 Tennessee

0.1% (4/4324)

0.3% (284/82,326)

0.3% (1387/456,109)

 Texas

0.6% (90/14,788)

1.2% (3888/336,473)

0.9% (15,137/1,771,495)

 Virginia

0.9% (96/10,195)

1.4% (4402/311,594)

1.0% (18,448/1,883,167)

 West Virginia

0.2% (1/627)

0.6% (332/55,483)

0.9% (2140/248,376)

 Region

0.5% (496/101,148)

0.9% (14,046/1,631,332)

0.6% (62,730/10,156,711)

West

 Alaska

NR

NR

0.9% (4/444)

 Arizona

0.7% (4/583)

0.6% (259/40,490)

0.8% (2669/343,274)

 California

4.8% (612/12,673)

2.3% (5,571/255,781)

1.4% (17,779/1,279,877)

 Colorado

0 (0/86)

1.1% (120/11,145)

0.7% (1,271/174,234)

 Hawaii

NR

0.9% (18/1920)

0.6% (309/51,265)

 Idaho

0.7% (2/298)

1.2% (2/169)

0.43 (69/15,917)

 Montana

NR

5.4% (2/37)

0.9% (55/5841)

 Nevada

NR

0.4% (31/8456)

0.3% (97/31,243)

 New Mexico

0.3% (1/289)

1.7% (341/20,344)

1.2% (850/72,324)

 Oregon

7.4% (22/296)

3.0% (475/15,807)

1.6% (1857/1,149,46)

 Utah

NR

0.8% (6/784)

0.4% (35/8222)

 Washington

NR

1.2% (49/4162)

0.7% (444/60,629)

 Wyoming

NR

0.6% (2/354)

0.8% (38/4,966)

 Region

4.5% (641/14,225)

2.0% (7056/359,449)

1.2% (25,477/2,163,182)

Overall

4.8% (23,234/479,640)

4.4% (270,168/6,192,268)

3.3% (1,058,026/32,198,505)