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Table 2 Comparison of accuracy of the count of advanced practice midwives in the NPI file by taxonomy categorization and after applying a recodea

From: Evaluation of a method to identify midwives in national provider identifier data

State

AMCB Countb

Taxonomy Countc

Taxonomy Absolute Difference

Taxonomy

Relative Difference

Recode Countd

Recode Absolute Difference

Recode Relative Difference

Alabama

61

29

-32

-52.5%

38

-23

-37.7%

Alaska

116

76

-40

-34.5%

90

-26

-22.4%

Arizona

285

203

-82

-28.8%

226

-59

-20.7%

Arkansas

45

29

-16

-35.6%

36

-9

-20.0%

California

1235

777

-458

-37.1%

968

-267

-21.6%

Colorado

486

350

-136

-28.0%

417

-69

-14.2%

Connecticut

225

190

-35

-15.6%

218

-7

-3.1%

Delaware

46

31

-15

-32.6%

38

-8

-17.4%

District of Columbia

55

65

10

18.2%

56

1

1.8%

Florida

839

603

-236

-28.1%

696

-143

-17.0%

Georgia

597

433

-164

-27.5%

529

-68

-11.4%

Hawaii

57

39

-18

-31.6%

46

-11

-19.3%

Idaho

84

56

-28

-33.3%

74

-10

-11.9%

Illinois

502

404

-98

-19.5%

461

-41

-8.2%

Indiana

213

187

-26

-12.2%

202

-11

-5.2%

Iowa

133

112

-21

-15.8%

126

-7

-5.3%

Kansas

93

60

-33

-35.5%

67

-26

-28.0%

Kentucky

134

104

-30

-22.4%

108

-26

-19.4%

Louisiana

74

38

-36

-48.6%

47

-27

-36.5%

Maine

113

87

-26

-23.0%

126

13

11.5%

Maryland

336

259

-77

-22.9%

319

-17

-5.1%

Massachusetts

453

376

-77

-17.0%

486

33

7.3%

Michigan

490

359

-131

-26.7%

428

-62

-12.7%

Minnesota

399

296

-103

-25.8%

350

-49

-12.3%

Mississippi

32

28

-4

-12.5%

43

11

34.4%

Missouri

132

87

-45

-34.1%

109

-23

-17.4%

Montana

56

52

-4

-7.1%

65

9

16.1%

Nebraska

57

40

-17

-29.8%

51

-6

-10.5%

Nevada

59

46

-13

-22.0%

58

-1

-1.7%

New Hampshire

117

107

-10

-8.5%

110

-7

-6.0%

New Jersey

326

233

-93

-28.5%

292

-34

-10.4%

New Mexico

210

168

-42

-20.0%

232

22

10.5%

New York

1060

657

-403

-38.0%

1021

-39

-3.7%

North Carolina

513

388

-125

-24.4%

458

-55

-10.7%

North Dakota

22

26

4

18.2%

22

0

0.0%

Ohio

480

334

-146

-30.4%

416

-64

-13.3%

Oklahoma

78

56

-22

-28.2%

65

-13

-16.7%

Oregon

379

299

-80

-21.1%

351

-28

-7.4%

Pennsylvania

550

370

-180

-32.7%

500

-50

-9.1%

Rhode Island

83

58

-25

-30.1%

72

-11

-13.3%

South Carolina

141

100

-41

-29.1%

102

-39

-27.7%

South Dakota

42

31

-11

-26.2%

46

4

9.5%

Tennessee

305

207

-98

-32.1%

233

-72

-23.6%

Texas

582

477

-105

-18.0%

538

-44

-7.6%

Utah

186

129

-57

-30.6%

169

-17

-9.1%

Vermont

95

65

-30

-31.6%

78

-17

-17.9%

Virginia

373

230

-143

-38.3%

268

-105

-28.2%

Washington

482

331

-151

-31.3%

358

-124

-25.7%

West Virginia

72

44

-28

-38.9%

63

-9

-12.5%

Wisconsin

262

189

-73

-27.9%

224

-38

-14.5%

Wyoming

26

18

-8

-30.8%

20

-6

-23.1%

  1. aData Source NPEES Data Dissemination Full Replacement Monthly NPI File for August 7, 2022
  2. bAMCB – The American Midwifery Certification Board certifies advanced practice midwives (certified nurse-midwives and certified midwives). Data from the August 2022 report of count of midwives
  3. cTaxonomy refers to midwives registered for NPI numbers using taxonomy code 367A00000X, Advanced Practice Midwife
  4. dRecode refers to midwives identified as advanced practice midwives using taxonomy code and credentials text