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. Author manuscript; available in PMC: 2019 Feb 1.
Published in final edited form as: Biol Blood Marrow Transplant. 2017 Oct 12;24(2):393–399. doi: 10.1016/j.bbmt.2017.10.009

Table 2.

Multivariable models of Sociodemographic Variables and Patient-reported Outcomes

Model/Variable Parameter Estimate* (SE) P-value

Patient-reported Overall Severity Score

Interceptǁ 4.6 (0.3) <0.001

Income category
 <$25,000 0
 $25–74,999 −0.5 (0.4) 0.15
 ≥$75,000 −0.7 (0.4) 0.06

Lee cGVHD Symptom Score

 Intercept 28.8 (1.9) <0.001

 Income Category
  <$25,000 0
  $25–74,999 −4.0 (2.1) 0.05
  ≥$75,000 −5.5 (2.0) 0.006

Current work/school status
 Unable to work/school 0
 At home −3.3 (1.6) 0.036
 Able to work/school −5.2 (1.5) <0.001

HAP Adjusted Activity Score, BMT modified (mAAS)

Intercept 57.6 (2.4) <0.001

Income category
 <$25,000 0
 $25–74,999 0.2 (2.4) 0.92
 ≥$75,000 1.3 (2.4) 0.60

Highest level of education
 Some HS or HS grade 0
 Some college 0.2 (2.4) 0.93
 College grade 5.6 (2.2) 0.010
 Post graduate degree 4.7 (2.3) 0.044

Current Work/school status
 Unable to work/school 0
 At home 1.8 (1.8) 0.33
 Able to work/school 11.9 (1.7) <0.001

FACT-BMT

Intercept 93.2 (3.0) <0.001

Income category
 <$25,000 0
 $25–74,999 4.4 (3.4) 0.19
 ≥$75,000 5.3 (3.3) 0.10

Current work/school status
 Unable to work/school 0
 At home 8.1 (2.6) 0.002
 Able to work/school 14.3 (2.4) <0.001

SF-36 Physical Component Score (PCS)

Intercept 36.2 (1.4) <0.001

Income category
 <$25,000 0
 $25–74,999 0.5 (1.6) 0.76
 ≥$75,000 1.5 (1.5) 0.34

Current work/school status
 Unable to work/school 0
 At home 1.7 (1.2) 0.16
 Able to work/school 6.6 (1.1) <0.001

SF-36 Mental Component Score (MCS)

Intercept 41.9 (1.7) <0.001

Income category
 <$25,000 0
 $25–74,999 1.8 (1.8) 0.32
 ≥$75,000 0.8 (1.8) 0.66

Current work/school status
 Unable to work/school 0
 At home 3.6 (1.4) 0.008
 Able to work/school 4.9 (1.3) <0.001

Relationship status
 Not partnered 0
 Partnered 2.7 (1.3) 0.037
*

A parameter estimate of 0 indicates the reference group for each variable; non-reference group parameter estimates indicate the change in patient-reported score compared to the reference group, adjusted for other variables in the model.

ǁ

The intercept in each model is the expected outcome value when all variables or risk factors in the model have a parameter estimate of 0.