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Table 4 Associated factors of the anemia prevalence in multivariable analysis in Khuzestan, Iran, from 2016 to 2019

From: Anemia prevalence, severity, types, and correlates among adult women and men in a multiethnic Iranian population: the Khuzestan Comprehensive Health Study (KCHS)

Variables

Anemia prevalence ratio a

P-value*

Adjusted OR b

95% CI

Demographics

 Gender

  Female

3.17

2.68–3.76

 < 0.0001

  Male

Reference

  

 Age categories (years)

  20–34

Reference

  

  35–49

1.66

1.52–1.82

 < 0.0001

  50–65

1.27

1.14–1.42

 < 0.0001

 Area of residence

  Rural

Reference

  

  Urban

1.18

1.09–1.29

 < 0.0001

 Ethnicity

  Arab

0.95

0.87–1.05

0.334

  Bakhtiari

0.91

0.81–1.01

0.081

  Fars

Reference

  

  Others

0.83

0.72–0.95

0.008

 Marital status

  Single

Reference

  

  Married

1.16

1.02–1.32

0.021

  Divorced / Widowed

1.02

0.84–1.24

0.844

Socioeconomics variables

 Occupational status

  Working

Reference

  

  Housewife

1.26

1.07–1.48

0.006

  Unemployed / Retired / Student

1.55

1.33–1.81

 < 0.0001

Individual factors

 BMI categories

  Underweight

1.58

1.29–1.93

 < 0.0001

  Normal weight

Reference

  

  Overweight

0.80

0.73–0.87

 < 0.0001

  Obese

0.84

0.76–0.93

0.001

 Ever hookah smoker

  Yes

0.67

0.53–0.83

 < 0.0001

  No

Reference

  

 Sleeping duration

  Enough

Reference

  

  Not enough

1.04

0.96–1.12

0.338

  Excessive

1.19

1.06–1.35

0.004

Medical characteristics

 Metabolic syndrome

  Yes

0.87

0.80–0.95

0.002

  No

Reference

  

 CKD

  Yes

1.27

(1.12–1.44)

 < 0.0001

  Non-CKD / Unknown

Reference

  
  1. Abbreviations: CI confidence interval, OR odds ration, BMI body mass index
  2. Notes: a, the ORs and 95% CIs were generated from the logistic regression analysis. Significance level was at p-value < 0.05
  3. b, adjusted for gender, age groups, BMI categories, occupation, area of residence, hookah smoking, presence of CKD, presence of metabolic syndrome, night sleep duration, marital status, and ethnicity. (Nagelkerke pseudo-R2 = 0.074 and Hosmer–Lemeshow p-value = 0.107)
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BMC Public Health

ISSN: 1471-2458

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