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Table 1 Demographic data of Not Accepted applicants compared to Accepted applicants

From: Characteristics of undiagnosed diseases network applicants: implications for referring providers

Feature

Not Accepted (n = 151)

Accepted (n = 50)

Statistics

Age at Application (years, mean ± SD)

39.02 ± 19.11

21.03 ± 18.83

t = 5.78**

Cohen’s d = 0.94

Age at Symptom Onset (years, mean ± SD)

30.31 ± 18.75

11.11 ± 18.0

t = 6.3**

Cohen’s d = 1.0

Duration of Illness (years, mean ± SD)

8.71 ± 9.91

9.92 ± 10.06

t = −0.75

Cohen’s d = − 0.12

Proportion of Lifetime Being Ill (percentage)

28.31 ± 29.79

66.69 ± 37.08

t = −6.6**

Cohen’s d = −1.14

Length of Application Review (months, mean ± SD)

3.4 ± 1.73

2.78 ± 1.76

t = 2.17*

Cohen’s d = 0.35

Gender

 Female

79 (52%)

26 (52%)

FET = 1.0

 Male

72 (48%)

24 (48%)

Race

 White

128 (84.7%)

42 (84%)

χ2 = 0.10

 African-American

7 (4.6%)

2 (4%)

 Other

16 (10.7%)

6 (12%)

Ethnicity

 Hispanic

11 (7.3%)

5 (10%)

χ2 = 0.38

 Non-Hispanic

124 (82.1%)

40 (80%)

 Not reported

16 (10.6%)

5 (10%)

  1. SD Standard deviation, FET Fisher’s exact test
  2. All t-tests were two-tailed *p < 0.05 **p < 0.001