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Table 3 Eligibility criteria classification based on semantic categories

From: The value of structured data elements from electronic health records for identifying subjects for primary care clinical trials

CES Category

This Studya % (n)

Weng et al. %

Köpcke et al. %

Medical Condition (Health Status)

 Disease, symptom and sign

36 % (944)

28 %

22.52 %

 Pregnancy conditions

4 % (110)

3 %

5.24 %

 Allergy

2 % (42)

1 %

5.95 %

 Disease stage

1 % (20)

6 %

2.27 %

 Cancer

0.3 % (9)

12 %

3.4 %

 Organ or tissue status

0.1 % (2)

1 %

5.38 %

 Life expectancy

0.1 % (2)

0 %

0.38 %

Treatment or Healthcare

 Therapy or surgery

13 % (352)

15 %

10.2 %

 Medication (Pharmaceutical substance or drug)

10 % (255)

17 %

7.37 %

 Device

0.5 % (14)

0 %

0 %

Diagnostic or Lab Tests

 Diagnostic or lab results

5 % (129)

14 %

19.41 %

 Receptor status

0 % (0)

0 %

0 %

Demographics

 Age

7 % (196)

2 %

2.69 %

 Special patient characteristics

5 % (139)

1 %

0.42 %

 Literacy or spoken language

3 % (83)

0 %

0.28 %

 Gender

2 % (53)

0 %

1.27 %

 Address

1 % (25)

1 %

0 %

Ethical Considerations

 Preference

5 % (133)

1 %

0.57 %

 Consent

4 % (94)

1 %

2.55 %

 Capacity

3 % (69)

1 %

3.54 %

 Gender

2 % (53)

0 %

0.41 %

 Enrollment in other studies

2 % (43)

1 %

1.27 %

 Compliance with protocol

1 % (28)

0 %

0.71 %

Lifestyle Choices

 Addictive behavior

2 % (43)

1 %

1.42 %

 Bedtime

-

-

0 %

 Exercise

-

-

0 %

 Diet

-

-

0.14 %

Provider Characteristics

 

 Specialty

2 % (62)

-

-

 Geographic location of practice

0.3 % (8)

-

-

 Practitioner Preference

0.2 % (6)

-

-

Caregiver attribute

 Caregiver attribute

1 % (11)

-

-

  1. aPercentages may sum to more than 100 % or greater that the subcategory percentage because a CES may be counted in multiple categories