Table 3 The relationship between SII and the risk of chronic bronchitis.

From: Association between systemic immune-inflammation index and chronic bronchitis: NHANES 2001–2018

 

Crude modela

OR (95%CI)

P value

Model 1b

OR (95%CI)

P value

Model 2c

OR (95%CI)

P value

SII (log-transformed)

1.35 (1.25 ~ 1.46)

 < 0.001

1.27 (1.17 ~ 1.37)

 < 0.001

1.23 (1.14 ~ 1.33)

 < 0.001

SII(Quartile)

Q1

Reference

 

Reference

 

Reference

 

Q2

1.06 (0.89 ~ 1.26)

0.537

1.05 (0.88 ~ 1.26)

0.591

1.06 (0.88 ~ 1.27)

0.530

Q3

1.24 (1.04 ~ 1.48)

0.014

1.18 (0.99 ~ 1.41)

0.069

1.17 (0.97 ~ 1.41)

0.092

Q4

1.77 (1.5 ~ 2.09)

 < 0.001

1.59 (1.34 ~ 1.9)

 < 0.001

1.52 (1.27 ~ 1.82)

 < 0.001

P for trend

 

 < 0.001

 

 < 0.001

 

 < 0.001

  1. aunadjusted model.
  2. badjusted for sex, age, race, education, marital status, poverty income ratio, body mass index, physical activity.
  3. cadjusted for sex, age, race, education, marital status, poverty income ratio, body mass index, physical activity, smoke, alcohol, hypertension, diabetes and cardiovascular disease.
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