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Table 1 Participant demographic information and type 2 diabetes prevalence

From: Evaluation of HbA1c screening during outreach events for prediabetes subject recruitment for clinical research

Characteristic

Total

Health fair 1

Health fair 2

Church event

Street party

County expo

Difference

Age (years)

 Mean (SD)

46.3 (13.5)

46.0 (13.0)

44.7 (13.0)**

51.2 (13.9)

43.3 (15.0)**

45.8 (11.9)

p = 0.0029

 Range

18–100

18–90

18–76

28–100

18–94

21–73

n

401

61

99

86

62

93

Gender, n (%)

 Male

157 (39.4)

24 (39.3)

40 (40.0)

34 (40.5)

24 (38.7)

35 (38.5)

χ24 = 0.1014,

 Female

242 (60.6)

37 (60.7)

60 (60.0)

50 (59.5)

38 (61.3)

56 (61.5)

p = 0.9988

Ethnicity, n (%)

 Hispanic

308 (78.8)

58 (95.1)

95 (100.0)

47 (54.7)

40 (64.5)

68 (78.2)

χ24 = 72.78,

 Non-Hispanic

84 (21.5)

3 (4.9)

0 (0.0)

39 (45.3)

22 (35.5)

19 (21.8)

p < 0.0001

HbA1c (%)

 Mean (SD)

6.0 (1.4)

6.4 (1.7)*

6.0 (1.5)

5.7 (0.7)

6.2 (1.3)

5.9 (1.4)

p = 0.0259

 Range

4.5–13.9

5.1–13.0

4.6–12.3

4.9–10.2

4.9–11.9

4.5–13.9

n

391

60

94

86

61

90

Prevalence, n (%)

 Healthy

204 (52.2)

25 (41.7)

56 (59.6)

46 (53.5)

26 (41.9)

53 (58.2)

χ28 = 17.61,

 Prediabetes

129 (33.0)

21 (35.0)

22 (23.4)

33 (38.4)

23 (37.1)

30 (33.0)

p = 0.0243

 Type 2 diabetes

58 (14.8)

14 (23.3)

16 (17.0)

7 (8.1)

13 (21.0)

8 (8.8)

  1. Age and HbA1c were analyzed by one-way ANOVA followed by Tukey’s post-hoc test where *p < 0.05, **p < 0.01 vs Church event
  2. Gender, ethnicity, and prevalence rates were analyzed by Chi-squared test