Table 2 Trends in frequency of requisitions of celiac disease antibody tests from primary care, both general practitioners (GP) and private practicing specialists, from 2000 to 2015.

From: Biochemical abnormalities among patients referred for celiac disease antibody blood testing in a primary health care setting

Year

Number of tests

IgA-TTG

IgG-TTG

IgA-DGP

IgG-DGP

Number of

persons

Age

median (IQR)

Percent

female

Total primary care

GP

Total primary care

GP

Total primary care

GP

Total primary care

GP

Total primary care

GP

2000

156

156

25

.

.

.

.

.

.

156

25

26 (6.50;41.0)

61.5

2001

334

334

96

.

.

.

.

.

.

329

95

27 (9.00;44.0)

61.7

2002

384

384

133

.

.

.

.

.

.

378

132

31 (14.0;46.0)

63.2

2003

1204

1186

488

18

 < 5

.

.

.

.

1171

486

30 (19.0;45.0)

65.8

2004

1466

1435

540

31

 < 5

.

.

.

.

1427

534

30 (20.0;45.0)

66.0

2005

1883

1862

749

21

 < 5

.

.

.

.

1836

742

32 (22.0;47.0)

64.6

2006

2139

2088

913

51

9

.

.

.

.

2035

885

30 (21.0;45.0)

66.9

2007

2567

2524

1089

43

15

.

.

.

.

2384

1001

30 (20.0;43.0)

65.6

2008

3953

3877

1784

76

25

.

.

.

.

3744

1740

31 (20.0;46.0)

66.7

2009

4655

4583

2074

72

26

.

.

.

.

4457

2030

30 (20.0;44.0)

67.1

2010

5234

5171

2322

63

24

.

.

.

.

5029

2273

30 (20.0;45.0)

65.4

2011

5938

5864

2841

74

36

.

.

.

.

5676

2778

29 (19.0;44.0)

65.6

2012

7698

7587

4187

111

59

.

.

.

.

7338

4111

29 (20.0;43.0)

66.2

2013

10,515

9848

5687

133

85

268

108

266

105

9512

5582

29 (20.0;44.0)

67.0

2014

13,440

12,101

7610

214

137

561

255

564

258

11,689

7437

29 (20.0;44.0)

66.7

2015

14,699

13,072

8442

212

136

689

311

726

317

12,663

8309

29 (19.0;43.0)

66.0

  1. Ig Immunoglobulin, TTG Tissue transglutaminase, DGP Deamidated gliadin peptide, GP General practitioner, IQR Interquartile range.