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Table 1 Baseline characteristics

From: Health care utilization in patients with gout: a prospective multicenter cohort study

 

Total Cohort

N = 186

Los Angeles

N = 112

Birmingham

N = 74

Age, Mean (SD)

64.6 (10.9)

65.7 (11.2)

62.9 (10.2)

Gender, N (%)

   

Male

182 (97.85)

109 (97.32)

73 (98.65)

Female

4 (2.15)

3 (2.68)

1 (1.35)

Race, N (%)

   

American Indian

1 (0.54)

1 (0.89)

0 (0)

Asian

6 (3.23)

6 (5.36)

0 (0)

Native Hawaiian or other Pacific Islander

1 (0.54)

1 (0.89)

0 (0)

Black or African American

60 (32.26)

17 (15.18)

43 (58.11)

White

107 (57.53)

76 (67.86)

31 (41.89)

Other

11 (5.91)

11 (9.82)

0 (0)

Ethnicity, N (%)

   

Hispanic or Latino

21 (13.04)

20 (18.69)

1 (1.85)

Not Hispanic or Latino

140 (86.96)

87 (81.31)

53 (98.15)

Missing

25

5

20

Education, N (%)

   

Grades 9 to 11

11 (5.98)

8 (7.27)

3 (4.05)

High school graduate

35 (19.02)

17 (15.45)

18 (24.32)

Some college

88 (47.83)

54 (49.09)

34 (45.95)

College graduate

30 (16.30)

13 (11.82)

17 (22.97)

Beyond college

20 (10.87)

18 (16.36)

2 (2.70)

Tophi Diagnosed, N (%)

   

No

136 (78.61)

74 (67.89)

62 (96.88)

Yes

37 (21.39)

35 (32.11)

2 (3.13)

Missing

13

3

10

Serum Uric Acid, Mean (SD)

[Median (IQR)]

8.3 (3.4)

[7.9 (3.5)]

7.5 (1.9)

[7.5 (3.0)]

10.1 (5.1)

[9.7 (8.2)]

Severity of Gout, Mean (SD)

   

Patient Assessment (GAQ)

5.7 (3.1)

[6.0 (5.0)]

6.1 (3.1)

[6.5 (4.5)]

5.2 (3.1)

[4.0 (5.0)]

Physician Assessment

3.1 (2.7)

[3.0 (4.0)]

3.0 (2.5)

[3.0 (3.5)]

3.3 (2.9)

[2.8 (5.0)]

Charlson Comorbidities, Mean (SD)

5.14 (2.74)

5.36 (3.02)

4.75 (2.16)

  1. α = T-test; β = Fisher Exact test; γ = Wilcoxon test; ε = Chi-square test
  2. Abbreviations: IQR inter-quartile range, SD standard deviation, GAQ Gout assessment questionnaire