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Table 1 Odds ratios (ORs, 95% confidence intervals (CIs)) of hypertension according to serum 25(OH)D concentrations and SHS as categorical using a logistics regression model, NHANES 2007–2014(N = 2826)

From: Joint effect of 25-hydroxyvitamin D and secondhand smoke exposure on hypertension in non-smoking women of childbearing age: NHANES 2007-2014

 

n (%)

Crude OR

P-value

Model 1 OR

P-value

Model 2 OR

P-value

25(OH)D level

 <50 nmol/L

270(22.5)

1.36(1.07, 1.74)**

0.013

1.62(1.19, 2.20)**

0.002

1.43(1.01, 2.04)**

0.046

 50-75 nmol/L

176(17.9)

1.02(0.79, 1.33)

0.868

1.24(0.92, 1.66)

0.158

1.17(0.84, 1.63)

0.363

 ≥75 nmol/L

114(17.6)

Ref.

–

Ref.

–

Ref.

–

SHS

 Yes

219(22.3)

1.26(1.04, 1.53)**

0.018

1.14(0.91, 1.43)

0.246

1.12(0.88, 1.44)

0.364

 No

341(18.5)

Ref.

–

Ref.

–

Ref.

–

  1. Model 1: adjusted for age, race, education level, marital status, PIR
  2. Model 2: model 1 + BMI, alcohol use, physical activity, diabetes, kidney disease
  3. SHS: Secondhand smoke; **: significant at p <0.05
  4. n (%): numbers and prevalence rates of hypertension of each layer
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Environmental Health

ISSN: 1476-069X