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Table 1 Demographics of patients. Characteristics of GPs participating in the study and included patients

From: Clinical decision support improves the appropriateness of laboratory test ordering in primary care without increasing diagnostic error: the ELMO cluster randomized trial

 

CDSS arm

Control arm

Total

Number of GPs

135 (49.63%)

137 (50.37%)

272

 Age (mean years, SD)

41 (13.59)

41 (13.27)

 

 Experience (mean years, SD)

14 (18.81)

15 (19.40)

 

 % Female

65.00

62.14

 

Number of practices per lab

36 (50.00%)

36 (50.00%)

72

 Laboratory 1

19 (52.78%)

20 (55.56%)

39

 Laboratory 2

5 (13.89%)

3 (8.33%)

8

 Laboratory 3

12 (33.33%)

13 (36.31%)

25

Number patients

5124 (52.92%)

4559 (47.08%)

9683

 Age (years, SD)

58.33 (17.04)

54.34 (17.61)

56.45 (17.42)

 Female sex (N, %)

2774 (54.00%)

2578 (56.00%)

5352 (55.10%)

Total number of panels (N, %)

5495 (53.51%)

4775 (46.49%)

10,270

Number of panels per indication (N, %)a

 Check-up

1722 (31.34%)

1936 (40.54%)

3658 (35.62%)

 Cardiovascular disease management

1381 (25.13%)

585 (12.25%)

1966 (19.14%)

 Hypertension

889 (16.18%)

478 (10.01%)

1367 (13.31%)

 Chronic kidney disease

587 (10.68%)

168 (3.52%)

755 (7.35%)

 Type 2 diabetes

2160 (39.31%)

953 (19.96%)

3113 (30.31%)

 Thyroid disease

1164 (21.18%)

576 (12.06%)

1740 (16.94%)

 Sexually transmitted infections

248 (4.51%)

336 (7.04%)

584 (5.69%)

 Chronic diarrhea

23 (0.42%)

42 (0.88%)

65 (0.63%)

 Acute diarrhea

12 (0.22%)

19 (0.40%)

31 (0.30%)

 Acute coronary syndrome

34 (0.62%)

21 (0.44%)

55 (0.54%)

 Lung embolism

22 (0.40%)

15 (0.31%)

37 (0.36%)

 Rheumatoid arthritis

126 (2.29%)

105 (2.20%)

231 (2.25%)

 Medication follow-up

798 (14.52%)

374 (7.83%)

1172 (11.41%)

 Gout

170 (3.09%)

39 (0.82%)

209 (2.04%)

 Liver disease

416 (7.57%)

157 (3.29%)

573 (5.58%)

 Anemia

728 (13.25%)

395 (8.27%)

1123 (10.93%)

 Fatigue

606 (11.03%)

520 (10.89%)

1126 (10.96%)

 Other

434 (7.90%)

621 (13.01%)

1055 (10.27%)

  1. GP general practitioner, CDSS clinical decision support system, SD standard deviation
  2. aThe percentages reported for the individual indications use the total number of panels as denominator