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Table 2 Associations of Predictor Variables with Incident CVC use

From: A mixed-methods investigation of incident Hemodialysis access in a safety-net population

 

Univariate logistic regression

Multivariable logistic regression

(restricted model)

 

ORa (95% CIb)

aORc (95% CI)

Age

1.00 (0.97–1.03)

1.03 (0.99–1.07)

Female sex

1.01 (0.45–2.25)

0.90 (0.36–2.28)

Race/Ethnicity

 white

ref

ref

 black

0.73 (0.21–2.59)

2.16 (0.46–10.26)

 Hispanic

0.62 (0.18–2.15)

1.90 (0.42–8.61)

 Asian

0.47 (0.13–1.72)

1.08 (0.22–5.22)

 other/unknown

1.02 (0.10–10.10)

10.55 (0.80–140.04)

Limited English Proficiency

0.67 (0.29–1.56)

-

Comorbidity

 congestive heart failure

1.00 (0.39–2.62)

-

 hypertension

0.45 (0.10–1.99)

-

 COPDd

1.98 (0.25–15.64)

-

 peripheral vascular disease

0.39 (0.08–2.05)

-

 amputation

0.40 (0.04–4.00)

-

 diabetes mellitus

1.91 (0.83–4.39)

-

 drug abuse

1.27 (0.52–3.13)

-

 cancer

0.68 (0.08–6.00)

-

Body mass index

0.97 (0.93–1.02)

-

Etiology of renal failure

 diabetes mellitus

ref

-

 hypertension

0.61 (0.19–1.99)

-

 glomerulonephritis

0.59 (0.20–1.72)

-

 other

1.20 (0.44–3.28)

-

Income quintile

1.03 (0.73–1.44)

-

Insurance status

 Medicaid

ref

ref

 Medicare

1.39 (0.37–5.23)

1.53 (0.31–7.45)

 Medicare and Medi-Cal

0.52 (0.09–2.92)

0.20 (0.03–1.48)

 other

0.97 (0.25–3.77)

1.77 (0.36–8.76)

 none

3.99 (1.40–11.38)*

3.96 (1.23–12.76)*

Duration of nephrology care

 none - 6 months

ref

ref

 6–12 months

0.25 (0.08–0.82)*

0.23 (0.06–0.90)*

  > 12 months

0.09 (0.03–0.25)*

0.07 (0.02–0.23)*

HD initiation post 2012

0.40 (0.16–0.98)*

0.48 (0.17–1.36)

  1. aOR = odds ratio
  2. bCI = confidence interval
  3. caOR = adjusted odds ratio
  4. dCOPD = chronic obstructive pulmonary disease
  5. *significant at p < 0.05