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Table 2 Characteristics of Patients Whose Medical Charts Were Obtained for Chart Validation

From: Chart validation of an algorithm for identifying hereditary progressive muscular dystrophy in healthcare claims

Patient Characteristics

Chart Obtained

(n = 109)

Age, mean (SD)

12.6 (4.97)

Age category, n (%)

 < 4 (infants)

3 (2.8)

 4–11 (children)

44 (40.4)

 12–18 (adolescents)

47 (43.1)

 ≥ 19 (adults)

15 (13.8)

Racea, n (%)

 Caucasian/White

34 (31.2)

 Black

0 (0.0)

 Asian/Pacific Islander/native

3 (2.8)

 Not documented

72 (66.1)

Ethnicitya, n (%)

 Hispanic

3 (2.8)

 Non-Hispanic

15 (13.8)

 Not documented

91 (83.5)

Census Region, n (%)

 Northeast

17 (15.6)

 Midwest

30 (27.5)

 South

32 (29.4)

 West

30 (27.5)

Clinical history (claims)

 Length of medical enrollment in years, mean (SD)

2.8 (1.23)

Modified pediatric CCCb, mean (SD)

1.2 (1.25)

Modified pediatric CCC category, n (%)

 0

35 (32.1)

 1 or 2

58 (53.2)

 ≥ 3

16 (14.7)

Any pediatric CCCc, n (%)

 Cardiovascular

54 (49.5)

 Respiratory

14 (12.8)

 Gastrointestinal

10 (9.2)

 Metabolic

4 (3.7)

 Hematologic or immunologic

3 (2.8)

 Renal and urologic

3 (2.8)

 Other congenital or genetic defect

43 (39.4)

 Malignancy

4 (3.7)

Bone health issue, n (%)

50 (45.9)

Impaired growth, n (%)

11 (10.1)

Puberty delay, n (%)

6 (5.5)

Apnea, n (%)

4 (3.7)

Medical utilization history (claims), n (%)

 Any hospitalization

27 (24.8)

 Any ED visit

38 (34.9)

 Any outpatient visit

109 (100.0)

  PCP visits

106 (97.2)

  Specialist visits

109 (100.0)

   Cardiologist

75 (68.8)

   Pulmonologist

54 (49.5)

  1. CCC complex chronic condition, ED emergency department, PCP primary care physician, SD standard deviation
  2. aObtained from medical chart
  3. bModified pediatric CCC counted the number of chronic conditions other than neurologic/neuromuscular diseases
  4. cNeonatal as a pediatric CCC is not shown since no children were in that subcategory