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Table 3 Predictors of a formally diagnosed case of IDA and receiving iron therapy among participants (N = 314)

From: Underdiagnosis of iron deficiency anemia among patients with colorectal cancer: an examination of electronic medical records

 

Adjusted model for IDA Diagnosis

Adjusted model for Receiving Iron Therapy

Variable

OR

95% CI

OR

95% CI

Gender

 Female (ref)

 Male

0.52

[0.17, 1.54]

1.34

[0.66, 2.72]

Race

 White (ref)

 Black/African American

2.95

[0.95, 9.20]

3.51**

[1.49, 8.27]

 Asian

0.63

[0.07, 5.31]

0.74

[0.23, 2.37]

Marital Status

 Single (ref)

 Married/Have a partner

0.47

[1.39, 1.57]

0.79

[0.34, 1.83]

 Divorced/Separated

1.59

[0.37, 6.76]

1.04

[0.29, 3.81]

 Widowed

0.23

[0.02, 2.18]

1.12

[0.32, 3.86]

Disease Stage

 Stages 0 to II (ref)

 Stage III to IV

1.10

[0.39, 3.09]

1.50

[0.74, 3.05]

Alcohol Consumption

 Non-drinker (ref)

 Current

0.58

[0.18, 1.81]

0.39*

[0.19, 0.83]

 Former

1.18

[0.20, 7.03]

0.09*

[0.01, 0.77]

Smoking Status

 Non-smoker (ref)

 Current

2.00

[0.39, 10.25]

0.81

[0.19, 3.46]

 Former

1.19

[0.37, 3.83]

1.52

[0.72, 3.22]

Received Nutritional Counseling

 No (ref)

 Yes

1.71

[0.54, 5.46]

2.43*

[1.15, 5.14]

  1. OR Odds ratio. CI Confidence interval
  2. *p < .05. **p < .01. Category of “Other” for race was removed because of a very small number of cases. Age and ethnicity were not included in the regression model due to multicollinearity