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Table 2 Multivariable logistic regression models predicting non-response

From: Evaluation of non-response to the In-Center Hemodialysis Consumer Assessment of Healthcare Providers and Systems (ICH CAHPS) survey

  Model 1 Model 2 Model 3
ICC 0.008 0.007 0.008
Age (per 5 years) 0.98 (0.96, 1.00) 0.96 (0.94, 0.98) 0.90 (0.88, 0.92)
Female Sex 0.76 (0.69, 0.83) 0.73 (0.66, 0.80) 0.70 (0.63, 0.77)
Race
 White 0.64 (0.58, 0.71) 0.66 (0.59, 0.73) 0.60 (0.54, 0.67)
 Other 1.20 (0.97, 1.47) 1.20 (0.97, 1.49) 1.15 (0.92, 1.43)
 Black Ref Ref Ref
Hispanic ethnicity 1.17 (0.95, 1.45) 1.16 (0.93, 1.43) 1.20 (0.96, 1.49)
Insurance
 Medicare/Medicaid 1.36 (1.19, 1.55) 1.27 (1.11, 1.45) 1.07 (0.93, 1.23)
 Medicare only 0.96 (0.85, 1.08) 0.96 (0.85, 1.08) 0.95 (0.84, 1.08)
 Medicaid only 1.22 (0.97, 1.53) 1.10 (0.87, 1.38) 0.90 (0.71, 1.14)
 Other Ref Ref Ref
Marital status
 Married 0.85 (0.74, 0.96) 0.87 (0.77, 1.00) 0.87 (0.76, 0.99)
 Divorced/separated 0.96 (0.84, 1.10) 0.94 (0.82, 1.08) 1.01 (0.87, 1.16)
 Widowed 1.32 (1.11, 1.56) 1.34 (1.12, 1.59) 1.35 (1.13, 1.61)
 Single Ref Ref Ref
Education
 Grade school 2.01 (1.69, 2.38) 1.97 (1.65, 2.34) 1.90 (1.59, 2.27)
 High school 1.18 (1.06, 1.30) 1.14 (1.03, 1.27) 1.15 (1.04, 1.28)
 College or more Ref Ref Ref
English speaker 0.49 (0.34, 0.70) 0.45 (0.31, 0.65) 0.47 (0.32, 0.68)
Hospitalization in last month   1.43 (1.24, 1.65) 1.38 (1.19, 1.60)
Active on transplant waitlist   0.81 (0.70, 0.93) 0.91 (0.79, 1.06)
BMI (per 2 kg/m2)   0.96 (0.95, 0.97) 0.96 (0.95, 0.97)
Cause ESRD
 Diabetes   1.30 (1.16, 1.45) 1.15 (1.02, 1.29)
 Hypertension   1.09 (0.97, 1.23) 1.10 (0.97, 1.25)
 Other   Ref Ref
Vascular access
 Catheter   1.29 (1.13, 1.47) 1.06 (0.93, 1.22)
 Graft   1.00 (0.89, 1.12) 0.96 (0.86, 1.09)
 Fistula   Ref Ref
Hemoglobin (per 0.5 g/dL)   0.99 (0.97, 1.01) 0.99 (0.97, 1.01)
Albumin (per 0.2 g/dL)   0.89 (0.87, 0.92) 0.94 (0.92, 0.97)
Kt/V (per 0.2)   1.00 (0.96, 1.04) 0.99 (0.95, 1.02)
ESRD vintage (per 12 months)   1.02 (1.00, 1.04) 1.02 (1.00, 1.04)
ESRD vintage > 12 months before current facility   0.96 (0.85, 1.09) 0.93 (0.82, 1.06)
Unexcused absences in last month   1.22 (1.07, 1.38) 1.26 (1.11, 1.43)
Treatments shortened in last month   1.26 (1.15, 1.38) 1.26 (1.14, 1.38)
Ability to ambulate    0.83 (0.69, 1.00)
Ability to transfer    1.15 (0.93, 1.41)
Falls in last month    0.93 (0.79, 1.09)
Nursing home resident    1.77 (1.37, 2.29)
ADL score (per 1 increase)    0.83 (0.80, 0.85)
  1. Data shown as odds ratio (OR) (95% CI). Odds ratio above 1.00 is associated with non-response. Associations with p < 0.05 are in bold. Each model includes all of the covariates that have ORs listed. BMI Body mass index, ESRD End-stage renal disease, ADL Activities of daily living