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Table 3 Subgroup analysis of association between NHHR and PRISm risk(weighted)

From: The association between non-high-density lipoprotein cholesterol to high-density lipoprotein cholesterol ratio and preserved ratio impaired spirometry: NHANES 2007–2012

NHHR

PRISm

Subgroup

OR (95%CI)

P-value

P for interaction

Sex (%)

0.119

 Male

1.16 (1.07, 1.27)

 < 0.01

 

 Female

0.96 (0.86, 1.08)

0.48

 

Race (%)

0.612

 Mexican American

1.01 (0.86, 1.19)

0.87

 

 Other Hispanic

1.00 (0.82, 1.23)

0.97

 

 Non-Hispanic White

1.09 (0.99, 1.20)

0.06

 

 Non-Hispanic Black

1.04 (0.89, 1.22)

0.58

 

 Other Race

1.13 (0.93, 1.38)

0.19

 

Educational attainment (%)

0.504

 Less Than high school

1.04 (0.90, 1.19)

0.60

 

 High school grad/GED or equivalent

1.06 (0.88, 1.27)

0.53

 

 Above high school

1.11 (1.01, 1.22)

0.03

 

Poverty-to-income ratio (%)

0.065

  < 1

1.21 (1.08, 1.36)

 < 0.01

 

  >  = 1, <  = 3

1.01 (0.89, 1.15)

0.82

 

  > 3

1.08 (0.96, 1.22)

0.19

 

Marital status (%)

0.866

 Married/Living with partner

1.08 (0.99, 1.19)

0.07

 

 Without partner

1.05 (0.90, 1.22)

0.52

 

Body mass index (%)

0.284

  <  = 24.9 kg/m2

1.17 (0.96, 1.44)

0.12

 

  > 24.9, <  = 29.9 kg/m2

1.12 (0.95, 1.32)

0.16

 

  > 29.9 kg/m2

1.05 (0.96, 1.15)

0.30

 

Waist circumference (%)

0.020

 Male < 102 cm, female < 88 cm

1.23 (1.07, 1.42)

0.01

 

 Male >  = 102 cm, female >  = 88 cm

1.03 (0.94, 1.12)

0.54

 

HBA1c (%)

0.976

  < 5.7%

1.07 (0.95, 1.20)

0.26

 

  >  = 5.7%

1.07 (0.95, 1.22)

0.25

 

Alcohol habit (%)

0.364

 yes

1.10 (1.00, 1.21)

0.05

 

 no

1.03 (0.89, 1.18)

0.72

 

Smoking status (%)

0.793

 Yes

1.11 (0.99, 1.24)

0.07

 

 No

1.04 (0.93, 1.16)

0.49

 

Hypertension (%)

0.316

 Yes

1.04(0.92, 1.17)

0.55

 

 No

1.11(0.99, 1.24)

0.06

 

Diabetes (%)

0.381

 Yes

1.03 (0.88, 1.20)

0.71

 

 No

1.09 (1.01, 1.18)

0.03

 

Heart failure (%)

0.823

 Yes

0.92 (0.56, 1.53)

0.75

 

 No

1.08 (1.01, 1.16)

0.04

 

Coronary heart disease (%)

0.103

 Yes

0.78 (0.48, 1.27)

0.26

 

 No

1.08 (1.01, 1.16)

0.03

 

Arthritis (%)

0.761

 Yes

1.11 (0.98, 1.27)

0.1

 

 No

1.08 (1.00, 1.17)

0.05

 

Cancer (%)

0.529

 Yes

0.91 (0.68, 1.23)

0.53

 

 No

1.09 (1.01, 1.17)

0.03

 

Chronic respiratory diseases (%)

0.562

 Yes

1.12 (0.96, 1.31)

0.13

 

 No

1.07 (0.98, 1.16)

0.11

 

Recent infection episodes (%)

0.098

 Yes

1.02 (0.79, 1.33)

0.85

 

 No

1.09 (1.01, 1.17)

0.03