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Table 3 Adjusted Analyses for Risk of Hospitalization with and without Competing Mortality

From: Association of Kidney Disease Quality of Life (KDQOL-36) with mortality and hospitalization in older adults receiving hemodialysis

Quintile

Adjusted HR (95% CI)

Adjusted sdHR (95% CI)

Physical

 1st

1.29 (1.09, 1.54)

1.31 (1.10, 1.56)

 2nd

1.13 (0.96, 1.33)

1.14 (0.96, 1.35)

 3rd

1.07 (0.91, 1.26)

1.07 (0.91, 1.26)

 4th

1.12 (0.96, 1.30)

1.13 (0.97, 1.32)

 5th

Mental

 1st

1.39 (1.17, 1.65)

1.38 (1.16, 1.64)

 2nd

1.20 (1.02, 1.40)

1.20 (1.02, 1.40)

 3rd

1.10 (0.95, 1.28)

1.08 (0.93, 1.26)

 4th

1.03 (0.89, 1.20)

1.03 (0.89, 1.19)

 5th

Symptoms

 1st

1.14 (0.94, 1.38)

1.16 (0.96, 1.41)

 2nd

0.94 (0.78, 1.12)

0.94 (0.79, 1.13)

 3rd

1.02 (0.86, 1.20)

1.02 (0.87, 1.21)

 4th

0.92 (0.78, 1.07)

0.91 (0.78, 1.06)

 5th

Effects

 1st

0.82 (0.67, 1.01)

0.80 (0.65, 0.99)

 2nd

0.90 (0.75, 1.08)

0.87 (0.72, 1.05)

 3rd

0.94 (0.79, 1.11)

0.94 (0.79, 1.12)

 4th

0.88 (0.75, 1.04)

0.88 (0.75, 1.04)

 5th

Burden

 1st

1.00 (0.84, 1.20)

1.01 (0.84, 1.21)

 2nd

1.08 (0.91, 1.28)

1.07 (0.90, 1.27)

 3rd

0.92 (0.78, 1.09)

0.92 (0.78, 1.09)

 4th

0.99 (0.85, 1.16)

0.98 (0.84, 1.15)

 5th

Age, years

1 (0.99, 1.01)

1 (0.99, 1.01)

Race

 Caucasian

 African-American

0.86 (0.77, 0.96)

0.86 (0.77, 0.96)

 Hispanic

0.85 (0.73, 0.98)

0.85 (0.73, 0.98)

 Other

0.62 (0.51, 0.76)

0.62 (0.50, 0.76)

Sex

 Female

 Male

0.92 (0.84, 1.02)

0.91 (0.83, 1.01)

Enrolled in Medicaid

 No

 Yes

1.06 (0.94, 1.19)

1.07 (0.95, 1.20)

Time on Dialysis (years)

1.01 (1.00, 1.03)

1.01 (1.00, 1.03)

Kt/V

0.92 (0.78, 1.08)

0.91 (0.77, 1.07)

Hemoglobin (g/dL)

0.91 (0.86, 0.96)

0.90 (0.85, 0.95)

Charlson comorbidity index

1.05 (1.02, 1.09)

1.06 (1.02, 1.09)

Access Type

 Catheter

 Arterialvenous fistula

0.88 (0.75, 1.03)

0.86 (0.73, 1.02)

 Arterialvenous graft

0.94 (0.79, 1.12)

0.93 (0.78, 1.10)

  1. Data expressed as hazard ratio (HR) for Cox Proportional Hazards Model [or subdistribution hazard ratio (sdHR) for competing risk model] and 95% confidence interval (CI). Significant hazard ratios (p < .05) indicated in bold
  2. Analyses conducted on complete cases, n = 2895, and were adjusted for all KDQOL-36 subscales and covariates shown in table