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Table 1 Cohort characteristics

From: Characterisation of ethnic differences in DNA methylation between UK-resident South Asians and Europeans

Variable

SABRE baseline

SABRE follow-up

Born in Bradford

Cross-cohort

European mean (SD) or n (%)

South Asian mean (SD) or n (%),

p valuea

European mean (SD) or n (%)

South Asian mean (SD) or n (%),

p valuea

White British mean (SD) or n (%)

Asian Pakistani mean (SD) or n (%),

p valuea

SABRE baseline

BiB

p valueb

N (%)

400 (50.0)

400 (50.0)

 

66 (47.5)

73 (52.5)

 

444 (48.5)

472 (51.5)

 

800 (46.6)

916 (53.4)

 

Males (%)

400 (100)

400 (100)

 

66 (100)

73 (100)

 

0 (0)

0 (0)

 

800 (100)

0 (0)

 

Age (years)

52.3 (7.1)

51.0 (7.1)

0.084

68.6 (5.3)

69.0 (5.8)

0.634

26.8 (6.1)

28 (5.3)

0.00205

51.9 (7.2)

27 (5.7)

0

BMI (kg/m2)

26.1 (3.7)

26.0 (3.6)

0.441

26.7 (3.1)

26 (4.0)

0.318

27.1 (6.3)

26 (5.2)

0.00269

26 (3.6)

26 (5.8)

0.0542

Bcell (%)

7.6 (2.09)

9.1 (2.69)

9.58E−20

8.3 (2.78)

10.0(6.84)

0.0424

4.75 (1.2)

5.7 (1.5)

1.62E−27

8.35 (2.5)

5.3 (1.4)

2.03E−151

CD4T (%)

14.5 (4.84)

14.0 (4.32)

0.00549

16.9 (5.74)

15.0 (6.38)

0.102

11.8 (2.6)

12 (3.0)

0.00104

14 (4.6)

12 (2.8)

1.50E−23

CD8T (%)

1.2 (2.23)

2.1 (3.04)

1.53E−06

0.5 (1.5)

1.6 (2.74)

0.00651

0.126 (0.7)

0.36 (1.1)

0.000122

1.66 (2.7)

0.25 (0.9)

1.24E−40

Eos (%)

0.06(0.368)

0.26 (1.15)

0.000598

0.2 (0.722)

0.7 (1.78)

0.0209

0.0185 (0.2)

0.19 (0.8)

1.57E−05

0.159 (0.9)

0.11 (0.6)

0.154

Mono (%)

10.3 (1.94)

9.9 (1.69)

0.00166

10.7 (2.04)

9.5 (1.67)

0.000175

11.2 (1.6)

12 (2.01)

0.00113

10.1 (1.8)

11 (1.8)

8.13E−45

Neu (%)

56.2 (8.52)

53 (8.47)

3.35E−06

53.9 (10.6)

52 (13.2)

0.308

68.7 (5.0)

65 (6.97)

1.77E−20

54.8 (8.6)

67 (6.4)

1.74E−171

NK (%)

15.8 (4.41)

18 (4.65)

8.97E−09

16 (4.7)

18 (4.8)

0.0227

6.55 (2.4)

8.4 (2.74)

8.51E−26

16.7 (4.6)

7.5 (2.7)

1.78E−295

Ever smoking (%)

291 (72.8)

127 (31.8)

1.60E−30

45 (68.2)

22 (31.1)

1.60E−05

260 (58.6)

35 (7.4)

6.40E−61

418 (52.3)

295 (32.2)

1.80E−17

  1. at test or χ2 for ethnic differences
  2. bt test or χ2 comparing SABRE baseline and Born in Bradford