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Table 4 Subgroup analysis

From: Chronic kidney disease and cognitive performance: NHANES 2011–2014

Subgroup

CERADtest

DSST

Animal Fluency test

OR (95% CI)

p

OR (95% CI)

p

OR (95% CI)

p

Age (years)

      

 60–69

1.01 (1.0, 1.02)

0.11

1.0 (1.0, 1.03)

0.072

1.01 (1.0, 1.02)

0.2

 70–79

1.01 (1.0, 1.02)

0.4

1.0 (0.99, 1.01)

> 0.9

1.0 (0.99, 1.01)

0.6

 80+

1.0 (0.98, 1.01)

0.5

1.01 (1.0, 1.02)

0.11

1.01(1.0, 1.03)

0.081

Gender

      

 Female

1.0 (0.99, 1.01)

> 0.9

1.01 (1.0, 1.02)

0.006

1.01 (1.0, 1.02)

0.072

 Male

1.01 (1.0, 1.02)

0.2

1.0 (0.99, 1.01)

> 0.9

1.0 (0.99, 1.01)

> 0.9

Hypertension

      

 Yes

1.0 (0.99, 1.01)

0.6

1.01 (1.0, 1.01)

0.14

1.01 (1.0, 1.02)

0.2

 No

1.01 (1.0, 1.02)

0.1

1.01 (0.99, 1.02)

0.3

1.0 (0.98, 1.01)

0.5

Diabetes

      

 Yes

1.0 (0.99, 1.01)

0.5

1.01 (0.99, 1.03)

0.4

1.01 (1.0,1.03)

0.089

 No

1.0 (1.0, 1.01)

0.3

1.0 (1.0, 1.02)

0.072

1.0 (0.99,1.01)

0.80

Smoke status

      

 Current

1.0 (0.99, 1.02)

0.7

1.02 (1.0, 1.04)

0.016

1.0 (0.99, 1.02)

0.8

 Former

1.0 (0.99, 1.02)

0.4

1.0 (0.99, 1.02)

0.2

1.01 (1.0, 1.02)

0.2

 Never

1.0 (0.99, 1.01)

0.7

1.0 (0.99, 1.02)

0.6

1.0 (0.99, 1.02)

0.5

Education attainment

      

 High education

1.0 (0.99, 1.01)

0.4

1.0 (0.99, 1.01)

0.6

1.0 (0.99, 1.01)

0.9

 Low education

1.0 (0.99, 1.01)

0.2

1.0 (0.99, 1.02)

0.009

1.0 (0.99, 1.02)

0.045

  1. All presented covariates were fully adjusted (as Model 2)
  2. p < 0 0.05 is written in bold letters